code
stringlengths 46
2.03k
| label_name
stringclasses 15
values | label
int64 0
14
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|---|---|---|
void ZydisFormatterBufferInitTokenized(ZydisFormatterBuffer* buffer,
ZydisFormatterToken** first_token, void* user_buffer, ZyanUSize length)
{
ZYAN_ASSERT(buffer);
ZYAN_ASSERT(first_token);
ZYAN_ASSERT(user_buffer);
ZYAN_ASSERT(length);
*first_token = user_buffer;
(*first_token)->type = ZYDIS_TOKEN_INVALID;
(*first_token)->next = 0;
user_buffer = (ZyanU8*)user_buffer + sizeof(ZydisFormatterToken);
length -= sizeof(ZydisFormatterToken);
buffer->is_token_list = ZYAN_TRUE;
buffer->capacity = length;
buffer->string.flags = ZYAN_STRING_HAS_FIXED_CAPACITY;
buffer->string.vector.allocator = ZYAN_NULL;
buffer->string.vector.element_size = sizeof(char);
buffer->string.vector.size = 1;
buffer->string.vector.capacity = length;
buffer->string.vector.data = user_buffer;
*(char*)user_buffer = '\0';
} | CWE-122 | 8 |
static int sof_set_get_large_ctrl_data(struct snd_sof_dev *sdev,
struct sof_ipc_ctrl_data *cdata,
struct sof_ipc_ctrl_data_params *sparams,
bool send)
{
struct sof_ipc_ctrl_data *partdata;
size_t send_bytes;
size_t offset = 0;
size_t msg_bytes;
size_t pl_size;
int err;
int i;
/* allocate max ipc size because we have at least one */
partdata = kzalloc(SOF_IPC_MSG_MAX_SIZE, GFP_KERNEL);
if (!partdata)
return -ENOMEM;
if (send)
err = sof_get_ctrl_copy_params(cdata->type, cdata, partdata,
sparams);
else
err = sof_get_ctrl_copy_params(cdata->type, partdata, cdata,
sparams);
if (err < 0)
return err;
msg_bytes = sparams->msg_bytes;
pl_size = sparams->pl_size;
/* copy the header data */
memcpy(partdata, cdata, sparams->hdr_bytes);
/* Serialise IPC TX */
mutex_lock(&sdev->ipc->tx_mutex);
/* copy the payload data in a loop */
for (i = 0; i < sparams->num_msg; i++) {
send_bytes = min(msg_bytes, pl_size);
partdata->num_elems = send_bytes;
partdata->rhdr.hdr.size = sparams->hdr_bytes + send_bytes;
partdata->msg_index = i;
msg_bytes -= send_bytes;
partdata->elems_remaining = msg_bytes;
if (send)
memcpy(sparams->dst, sparams->src + offset, send_bytes);
err = sof_ipc_tx_message_unlocked(sdev->ipc,
partdata->rhdr.hdr.cmd,
partdata,
partdata->rhdr.hdr.size,
partdata,
partdata->rhdr.hdr.size);
if (err < 0)
break;
if (!send)
memcpy(sparams->dst + offset, sparams->src, send_bytes);
offset += pl_size;
}
mutex_unlock(&sdev->ipc->tx_mutex);
kfree(partdata);
return err;
} | CWE-401 | 7 |
static struct ion_handle *ion_handle_get_by_id(struct ion_client *client,
int id)
{
struct ion_handle *handle;
mutex_lock(&client->lock);
handle = idr_find(&client->idr, id);
if (handle)
ion_handle_get(handle);
mutex_unlock(&client->lock);
return handle ? handle : ERR_PTR(-EINVAL);
} | CWE-416 | 5 |
BGD_DECLARE(void) gdImageGifCtx(gdImagePtr im, gdIOCtxPtr out)
{
gdImagePtr pim = 0, tim = im;
int interlace, BitsPerPixel;
interlace = im->interlace;
if(im->trueColor) {
/* Expensive, but the only way that produces an
acceptable result: mix down to a palette
based temporary image. */
pim = gdImageCreatePaletteFromTrueColor(im, 1, 256);
if(!pim) {
return;
}
tim = pim;
}
BitsPerPixel = colorstobpp(tim->colorsTotal);
/* All set, let's do it. */
GIFEncode(
out, tim->sx, tim->sy, interlace, 0, tim->transparent, BitsPerPixel,
tim->red, tim->green, tim->blue, tim);
if(pim) {
/* Destroy palette based temporary image. */
gdImageDestroy( pim);
}
} | CWE-415 | 4 |
decrypt_response(struct sc_card *card, unsigned char *in, size_t inlen, unsigned char *out, size_t * out_len)
{
size_t cipher_len;
size_t i;
unsigned char iv[16] = { 0 };
unsigned char plaintext[4096] = { 0 };
epass2003_exdata *exdata = NULL;
if (!card->drv_data)
return SC_ERROR_INVALID_ARGUMENTS;
exdata = (epass2003_exdata *)card->drv_data;
/* no cipher */
if (in[0] == 0x99)
return 0;
/* parse cipher length */
if (0x01 == in[2] && 0x82 != in[1]) {
cipher_len = in[1];
i = 3;
}
else if (0x01 == in[3] && 0x81 == in[1]) {
cipher_len = in[2];
i = 4;
}
else if (0x01 == in[4] && 0x82 == in[1]) {
cipher_len = in[2] * 0x100;
cipher_len += in[3];
i = 5;
}
else {
return -1;
}
if (cipher_len < 2 || i+cipher_len > inlen || cipher_len > sizeof plaintext)
return -1;
/* decrypt */
if (KEY_TYPE_AES == exdata->smtype)
aes128_decrypt_cbc(exdata->sk_enc, 16, iv, &in[i], cipher_len - 1, plaintext);
else
des3_decrypt_cbc(exdata->sk_enc, 16, iv, &in[i], cipher_len - 1, plaintext);
/* unpadding */
while (0x80 != plaintext[cipher_len - 2] && (cipher_len - 2 > 0))
cipher_len--;
if (2 == cipher_len)
return -1;
memcpy(out, plaintext, cipher_len - 2);
*out_len = cipher_len - 2;
return 0;
} | CWE-415 | 4 |
void inet6_destroy_sock(struct sock *sk)
{
struct ipv6_pinfo *np = inet6_sk(sk);
struct sk_buff *skb;
struct ipv6_txoptions *opt;
/* Release rx options */
skb = xchg(&np->pktoptions, NULL);
if (skb)
kfree_skb(skb);
skb = xchg(&np->rxpmtu, NULL);
if (skb)
kfree_skb(skb);
/* Free flowlabels */
fl6_free_socklist(sk);
/* Free tx options */
opt = xchg(&np->opt, NULL);
if (opt)
sock_kfree_s(sk, opt, opt->tot_len);
} | CWE-416 | 5 |
SPL_METHOD(SplDoublyLinkedList, offsetSet)
{
zval *zindex, *value;
spl_dllist_object *intern;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "zz", &zindex, &value) == FAILURE) {
return;
}
intern = Z_SPLDLLIST_P(getThis());
if (Z_TYPE_P(zindex) == IS_NULL) {
/* $obj[] = ... */
spl_ptr_llist_push(intern->llist, value);
} else {
/* $obj[$foo] = ... */
zend_long index;
spl_ptr_llist_element *element;
index = spl_offset_convert_to_long(zindex);
if (index < 0 || index >= intern->llist->count) {
zval_ptr_dtor(value);
zend_throw_exception(spl_ce_OutOfRangeException, "Offset invalid or out of range", 0);
return;
}
element = spl_ptr_llist_offset(intern->llist, index, intern->flags & SPL_DLLIST_IT_LIFO);
if (element != NULL) {
/* call dtor on the old element as in spl_ptr_llist_pop */
if (intern->llist->dtor) {
intern->llist->dtor(element);
}
/* the element is replaced, delref the old one as in
* SplDoublyLinkedList::pop() */
zval_ptr_dtor(&element->data);
ZVAL_COPY_VALUE(&element->data, value);
/* new element, call ctor as in spl_ptr_llist_push */
if (intern->llist->ctor) {
intern->llist->ctor(element);
}
} else {
zval_ptr_dtor(value);
zend_throw_exception(spl_ce_OutOfRangeException, "Offset invalid", 0);
return;
}
}
} /* }}} */ | CWE-415 | 4 |
static int link_pipe(struct pipe_inode_info *ipipe,
struct pipe_inode_info *opipe,
size_t len, unsigned int flags)
{
struct pipe_buffer *ibuf, *obuf;
int ret = 0, i = 0, nbuf;
/*
* Potential ABBA deadlock, work around it by ordering lock
* grabbing by pipe info address. Otherwise two different processes
* could deadlock (one doing tee from A -> B, the other from B -> A).
*/
pipe_double_lock(ipipe, opipe);
do {
if (!opipe->readers) {
send_sig(SIGPIPE, current, 0);
if (!ret)
ret = -EPIPE;
break;
}
/*
* If we have iterated all input buffers or ran out of
* output room, break.
*/
if (i >= ipipe->nrbufs || opipe->nrbufs >= opipe->buffers)
break;
ibuf = ipipe->bufs + ((ipipe->curbuf + i) & (ipipe->buffers-1));
nbuf = (opipe->curbuf + opipe->nrbufs) & (opipe->buffers - 1);
/*
* Get a reference to this pipe buffer,
* so we can copy the contents over.
*/
pipe_buf_get(ipipe, ibuf);
obuf = opipe->bufs + nbuf;
*obuf = *ibuf;
/*
* Don't inherit the gift flag, we need to
* prevent multiple steals of this page.
*/
obuf->flags &= ~PIPE_BUF_FLAG_GIFT;
if (obuf->len > len)
obuf->len = len;
opipe->nrbufs++;
ret += obuf->len;
len -= obuf->len;
i++;
} while (len);
/*
* return EAGAIN if we have the potential of some data in the
* future, otherwise just return 0
*/
if (!ret && ipipe->waiting_writers && (flags & SPLICE_F_NONBLOCK))
ret = -EAGAIN;
pipe_unlock(ipipe);
pipe_unlock(opipe);
/*
* If we put data in the output pipe, wakeup any potential readers.
*/
if (ret > 0)
wakeup_pipe_readers(opipe);
return ret;
} | CWE-416 | 5 |
static void async_polkit_query_free(AsyncPolkitQuery *q) {
if (!q)
return;
sd_bus_slot_unref(q->slot);
if (q->registry && q->request)
hashmap_remove(q->registry, q->request);
sd_bus_message_unref(q->request);
sd_bus_message_unref(q->reply);
free(q->action);
strv_free(q->details);
free(q);
} | CWE-416 | 5 |
init_ctx_reselect(OM_uint32 *minor_status, spnego_gss_ctx_id_t sc,
OM_uint32 acc_negState, gss_OID supportedMech,
gss_buffer_t *responseToken, gss_buffer_t *mechListMIC,
OM_uint32 *negState, send_token_flag *tokflag)
{
OM_uint32 tmpmin;
size_t i;
generic_gss_release_oid(&tmpmin, &sc->internal_mech);
gss_delete_sec_context(&tmpmin, &sc->ctx_handle,
GSS_C_NO_BUFFER);
/* Find supportedMech in sc->mech_set. */
for (i = 0; i < sc->mech_set->count; i++) {
if (g_OID_equal(supportedMech, &sc->mech_set->elements[i]))
break;
}
if (i == sc->mech_set->count)
return GSS_S_DEFECTIVE_TOKEN;
sc->internal_mech = &sc->mech_set->elements[i];
/*
* Windows 2003 and earlier don't correctly send a
* negState of request-mic when counter-proposing a
* mechanism. They probably don't handle mechListMICs
* properly either.
*/
if (acc_negState != REQUEST_MIC)
return GSS_S_DEFECTIVE_TOKEN;
sc->mech_complete = 0;
sc->mic_reqd = 1;
*negState = REQUEST_MIC;
*tokflag = CONT_TOKEN_SEND;
return GSS_S_CONTINUE_NEEDED;
} | CWE-415 | 4 |
void gf_av1_reset_state(AV1State *state, Bool is_destroy)
{
GF_List *l1, *l2;
if (state->frame_state.header_obus) {
while (gf_list_count(state->frame_state.header_obus)) {
GF_AV1_OBUArrayEntry *a = (GF_AV1_OBUArrayEntry*)gf_list_pop_back(state->frame_state.header_obus);
if (a->obu) gf_free(a->obu);
gf_free(a);
}
}
if (state->frame_state.frame_obus) {
while (gf_list_count(state->frame_state.frame_obus)) {
GF_AV1_OBUArrayEntry *a = (GF_AV1_OBUArrayEntry*)gf_list_pop_back(state->frame_state.frame_obus);
if (a->obu) gf_free(a->obu);
gf_free(a);
}
}
l1 = state->frame_state.frame_obus;
l2 = state->frame_state.header_obus;
memset(&state->frame_state, 0, sizeof(AV1StateFrame));
state->frame_state.is_first_frame = GF_TRUE;
if (is_destroy) {
gf_list_del(l1);
gf_list_del(l2);
if (state->bs) {
if (gf_bs_get_position(state->bs)) {
u32 size;
gf_bs_get_content_no_truncate(state->bs, &state->frame_obus, &size, &state->frame_obus_alloc);
}
gf_bs_del(state->bs);
}
state->bs = NULL;
}
else {
state->frame_state.frame_obus = l1;
state->frame_state.header_obus = l2;
if (state->bs)
gf_bs_seek(state->bs, 0);
}
} | CWE-415 | 4 |
*/
static enum hrtimer_restart bfq_idle_slice_timer(struct hrtimer *timer)
{
struct bfq_data *bfqd = container_of(timer, struct bfq_data,
idle_slice_timer);
struct bfq_queue *bfqq = bfqd->in_service_queue;
/*
* Theoretical race here: the in-service queue can be NULL or
* different from the queue that was idling if a new request
* arrives for the current queue and there is a full dispatch
* cycle that changes the in-service queue. This can hardly
* happen, but in the worst case we just expire a queue too
* early.
*/
if (bfqq)
bfq_idle_slice_timer_body(bfqq);
return HRTIMER_NORESTART; | CWE-416 | 5 |
onig_new_deluxe(regex_t** reg, const UChar* pattern, const UChar* pattern_end,
OnigCompileInfo* ci, OnigErrorInfo* einfo)
{
int r;
UChar *cpat, *cpat_end;
if (IS_NOT_NULL(einfo)) einfo->par = (UChar* )NULL;
if (ci->pattern_enc != ci->target_enc) {
r = conv_encoding(ci->pattern_enc, ci->target_enc, pattern, pattern_end,
&cpat, &cpat_end);
if (r != 0) return r;
}
else {
cpat = (UChar* )pattern;
cpat_end = (UChar* )pattern_end;
}
*reg = (regex_t* )xmalloc(sizeof(regex_t));
if (IS_NULL(*reg)) {
r = ONIGERR_MEMORY;
goto err2;
}
r = onig_reg_init(*reg, ci->option, ci->case_fold_flag, ci->target_enc,
ci->syntax);
if (r != 0) goto err;
r = onig_compile(*reg, cpat, cpat_end, einfo);
if (r != 0) {
err:
onig_free(*reg);
*reg = NULL;
}
err2:
if (cpat != pattern) xfree(cpat);
return r;
} | CWE-416 | 5 |
void luaD_call (lua_State *L, StkId func, int nresults) {
lua_CFunction f;
retry:
switch (ttypetag(s2v(func))) {
case LUA_VCCL: /* C closure */
f = clCvalue(s2v(func))->f;
goto Cfunc;
case LUA_VLCF: /* light C function */
f = fvalue(s2v(func));
Cfunc: {
int n; /* number of returns */
CallInfo *ci = next_ci(L);
checkstackp(L, LUA_MINSTACK, func); /* ensure minimum stack size */
ci->nresults = nresults;
ci->callstatus = CIST_C;
ci->top = L->top + LUA_MINSTACK;
ci->func = func;
L->ci = ci;
lua_assert(ci->top <= L->stack_last);
if (L->hookmask & LUA_MASKCALL) {
int narg = cast_int(L->top - func) - 1;
luaD_hook(L, LUA_HOOKCALL, -1, 1, narg);
}
lua_unlock(L);
n = (*f)(L); /* do the actual call */
lua_lock(L);
api_checknelems(L, n);
luaD_poscall(L, ci, n);
break;
}
case LUA_VLCL: { /* Lua function */
CallInfo *ci = next_ci(L);
Proto *p = clLvalue(s2v(func))->p;
int narg = cast_int(L->top - func) - 1; /* number of real arguments */
int nfixparams = p->numparams;
int fsize = p->maxstacksize; /* frame size */
checkstackp(L, fsize, func);
ci->nresults = nresults;
ci->u.l.savedpc = p->code; /* starting point */
ci->callstatus = 0;
ci->top = func + 1 + fsize;
ci->func = func;
L->ci = ci;
for (; narg < nfixparams; narg++)
setnilvalue(s2v(L->top++)); /* complete missing arguments */
lua_assert(ci->top <= L->stack_last);
luaV_execute(L, ci); /* run the function */
break;
}
default: { /* not a function */
checkstackp(L, 1, func); /* space for metamethod */
luaD_tryfuncTM(L, func); /* try to get '__call' metamethod */
goto retry; /* try again with metamethod */
}
}
} | CWE-416 | 5 |
int insn_get_code_seg_params(struct pt_regs *regs)
{
struct desc_struct *desc;
short sel;
if (v8086_mode(regs))
/* Address and operand size are both 16-bit. */
return INSN_CODE_SEG_PARAMS(2, 2);
sel = get_segment_selector(regs, INAT_SEG_REG_CS);
if (sel < 0)
return sel;
desc = get_desc(sel);
if (!desc)
return -EINVAL;
/*
* The most significant byte of the Type field of the segment descriptor
* determines whether a segment contains data or code. If this is a data
* segment, return error.
*/
if (!(desc->type & BIT(3)))
return -EINVAL;
switch ((desc->l << 1) | desc->d) {
case 0: /*
* Legacy mode. CS.L=0, CS.D=0. Address and operand size are
* both 16-bit.
*/
return INSN_CODE_SEG_PARAMS(2, 2);
case 1: /*
* Legacy mode. CS.L=0, CS.D=1. Address and operand size are
* both 32-bit.
*/
return INSN_CODE_SEG_PARAMS(4, 4);
case 2: /*
* IA-32e 64-bit mode. CS.L=1, CS.D=0. Address size is 64-bit;
* operand size is 32-bit.
*/
return INSN_CODE_SEG_PARAMS(4, 8);
case 3: /* Invalid setting. CS.L=1, CS.D=1 */
/* fall through */
default:
return -EINVAL;
}
} | CWE-416 | 5 |
BGD_DECLARE(void) gdImageWebpCtx (gdImagePtr im, gdIOCtx * outfile, int quality)
{
uint8_t *argb;
int x, y;
uint8_t *p;
uint8_t *out;
size_t out_size;
if (im == NULL) {
return;
}
if (!gdImageTrueColor(im)) {
gd_error("Paletter image not supported by webp");
return;
}
if (quality == -1) {
quality = 80;
}
if (overflow2(gdImageSX(im), 4)) {
return;
}
if (overflow2(gdImageSX(im) * 4, gdImageSY(im))) {
return;
}
argb = (uint8_t *)gdMalloc(gdImageSX(im) * 4 * gdImageSY(im));
if (!argb) {
return;
}
p = argb;
for (y = 0; y < gdImageSY(im); y++) {
for (x = 0; x < gdImageSX(im); x++) {
register int c;
register char a;
c = im->tpixels[y][x];
a = gdTrueColorGetAlpha(c);
if (a == 127) {
a = 0;
} else {
a = 255 - ((a << 1) + (a >> 6));
}
*(p++) = gdTrueColorGetRed(c);
*(p++) = gdTrueColorGetGreen(c);
*(p++) = gdTrueColorGetBlue(c);
*(p++) = a;
}
}
out_size = WebPEncodeRGBA(argb, gdImageSX(im), gdImageSY(im), gdImageSX(im) * 4, quality, &out);
if (out_size == 0) {
gd_error("gd-webp encoding failed");
goto freeargb;
}
gdPutBuf(out, out_size, outfile);
free(out);
freeargb:
gdFree(argb);
} | CWE-415 | 4 |
int adis_update_scan_mode(struct iio_dev *indio_dev,
const unsigned long *scan_mask)
{
struct adis *adis = iio_device_get_drvdata(indio_dev);
const struct iio_chan_spec *chan;
unsigned int scan_count;
unsigned int i, j;
__be16 *tx, *rx;
kfree(adis->xfer);
kfree(adis->buffer);
if (adis->burst && adis->burst->en)
return adis_update_scan_mode_burst(indio_dev, scan_mask);
scan_count = indio_dev->scan_bytes / 2;
adis->xfer = kcalloc(scan_count + 1, sizeof(*adis->xfer), GFP_KERNEL);
if (!adis->xfer)
return -ENOMEM;
adis->buffer = kcalloc(indio_dev->scan_bytes, 2, GFP_KERNEL);
if (!adis->buffer)
return -ENOMEM;
rx = adis->buffer;
tx = rx + scan_count;
spi_message_init(&adis->msg);
for (j = 0; j <= scan_count; j++) {
adis->xfer[j].bits_per_word = 8;
if (j != scan_count)
adis->xfer[j].cs_change = 1;
adis->xfer[j].len = 2;
adis->xfer[j].delay_usecs = adis->data->read_delay;
if (j < scan_count)
adis->xfer[j].tx_buf = &tx[j];
if (j >= 1)
adis->xfer[j].rx_buf = &rx[j - 1];
spi_message_add_tail(&adis->xfer[j], &adis->msg);
}
chan = indio_dev->channels;
for (i = 0; i < indio_dev->num_channels; i++, chan++) {
if (!test_bit(chan->scan_index, scan_mask))
continue;
if (chan->scan_type.storagebits == 32)
*tx++ = cpu_to_be16((chan->address + 2) << 8);
*tx++ = cpu_to_be16(chan->address << 8);
}
return 0;
} | CWE-401 | 7 |
PHP_FUNCTION(unserialize)
{
char *buf = NULL;
size_t buf_len;
const unsigned char *p;
php_unserialize_data_t var_hash;
zval *options = NULL, *classes = NULL;
HashTable *class_hash = NULL;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "s|a", &buf, &buf_len, &options) == FAILURE) {
RETURN_FALSE;
}
if (buf_len == 0) {
RETURN_FALSE;
}
p = (const unsigned char*) buf;
PHP_VAR_UNSERIALIZE_INIT(var_hash);
if(options != NULL) {
classes = zend_hash_str_find(Z_ARRVAL_P(options), "allowed_classes", sizeof("allowed_classes")-1);
if(classes && (Z_TYPE_P(classes) == IS_ARRAY || !zend_is_true(classes))) {
ALLOC_HASHTABLE(class_hash);
zend_hash_init(class_hash, (Z_TYPE_P(classes) == IS_ARRAY)?zend_hash_num_elements(Z_ARRVAL_P(classes)):0, NULL, NULL, 0);
}
if(class_hash && Z_TYPE_P(classes) == IS_ARRAY) {
zval *entry;
zend_string *lcname;
ZEND_HASH_FOREACH_VAL(Z_ARRVAL_P(classes), entry) {
convert_to_string_ex(entry);
lcname = zend_string_tolower(Z_STR_P(entry));
zend_hash_add_empty_element(class_hash, lcname);
zend_string_release(lcname);
} ZEND_HASH_FOREACH_END();
}
}
if (!php_var_unserialize_ex(return_value, &p, p + buf_len, &var_hash, class_hash)) {
PHP_VAR_UNSERIALIZE_DESTROY(var_hash);
if (class_hash) {
zend_hash_destroy(class_hash);
FREE_HASHTABLE(class_hash);
}
zval_ptr_dtor(return_value);
if (!EG(exception)) {
php_error_docref(NULL, E_NOTICE, "Error at offset " ZEND_LONG_FMT " of %zd bytes",
(zend_long)((char*)p - buf), buf_len);
}
RETURN_FALSE;
}
/* We should keep an reference to return_value to prevent it from being dtor
in case nesting calls to unserialize */
var_push_dtor(&var_hash, return_value);
PHP_VAR_UNSERIALIZE_DESTROY(var_hash);
if (class_hash) {
zend_hash_destroy(class_hash);
FREE_HASHTABLE(class_hash);
}
} | CWE-416 | 5 |
static int snd_ctl_tlv_ioctl(struct snd_ctl_file *file,
struct snd_ctl_tlv __user *_tlv,
int op_flag)
{
struct snd_card *card = file->card;
struct snd_ctl_tlv tlv;
struct snd_kcontrol *kctl;
struct snd_kcontrol_volatile *vd;
unsigned int len;
int err = 0;
if (copy_from_user(&tlv, _tlv, sizeof(tlv)))
return -EFAULT;
if (tlv.length < sizeof(unsigned int) * 2)
return -EINVAL;
down_read(&card->controls_rwsem);
kctl = snd_ctl_find_numid(card, tlv.numid);
if (kctl == NULL) {
err = -ENOENT;
goto __kctl_end;
}
if (kctl->tlv.p == NULL) {
err = -ENXIO;
goto __kctl_end;
}
vd = &kctl->vd[tlv.numid - kctl->id.numid];
if ((op_flag == 0 && (vd->access & SNDRV_CTL_ELEM_ACCESS_TLV_READ) == 0) ||
(op_flag > 0 && (vd->access & SNDRV_CTL_ELEM_ACCESS_TLV_WRITE) == 0) ||
(op_flag < 0 && (vd->access & SNDRV_CTL_ELEM_ACCESS_TLV_COMMAND) == 0)) {
err = -ENXIO;
goto __kctl_end;
}
if (vd->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
if (vd->owner != NULL && vd->owner != file) {
err = -EPERM;
goto __kctl_end;
}
err = kctl->tlv.c(kctl, op_flag, tlv.length, _tlv->tlv);
if (err > 0) {
up_read(&card->controls_rwsem);
snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_TLV, &kctl->id);
return 0;
}
} else {
if (op_flag) {
err = -ENXIO;
goto __kctl_end;
}
len = kctl->tlv.p[1] + 2 * sizeof(unsigned int);
if (tlv.length < len) {
err = -ENOMEM;
goto __kctl_end;
}
if (copy_to_user(_tlv->tlv, kctl->tlv.p, len))
err = -EFAULT;
}
__kctl_end:
up_read(&card->controls_rwsem);
return err;
} | CWE-416 | 5 |
display_dollar(colnr_T col)
{
colnr_T save_col;
if (!redrawing())
return;
cursor_off();
save_col = curwin->w_cursor.col;
curwin->w_cursor.col = col;
if (has_mbyte)
{
char_u *p;
// If on the last byte of a multi-byte move to the first byte.
p = ml_get_curline();
curwin->w_cursor.col -= (*mb_head_off)(p, p + col);
}
curs_columns(FALSE); // recompute w_wrow and w_wcol
if (curwin->w_wcol < curwin->w_width)
{
edit_putchar('$', FALSE);
dollar_vcol = curwin->w_virtcol;
}
curwin->w_cursor.col = save_col;
} | CWE-126 | 9 |
jpeg_error_handler(j_common_ptr)
{
return;
} | CWE-415 | 4 |
struct ipv6_txoptions *ipv6_update_options(struct sock *sk,
struct ipv6_txoptions *opt)
{
if (inet_sk(sk)->is_icsk) {
if (opt &&
!((1 << sk->sk_state) & (TCPF_LISTEN | TCPF_CLOSE)) &&
inet_sk(sk)->inet_daddr != LOOPBACK4_IPV6) {
struct inet_connection_sock *icsk = inet_csk(sk);
icsk->icsk_ext_hdr_len = opt->opt_flen + opt->opt_nflen;
icsk->icsk_sync_mss(sk, icsk->icsk_pmtu_cookie);
}
}
opt = xchg(&inet6_sk(sk)->opt, opt);
sk_dst_reset(sk);
return opt;
} | CWE-416 | 5 |
hash_new_from_values(mrb_state *mrb, mrb_int argc, mrb_value *regs)
{
mrb_value hash = mrb_hash_new_capa(mrb, argc);
while (argc--) {
mrb_hash_set(mrb, hash, regs[0], regs[1]);
regs += 2;
}
return hash;
} | CWE-416 | 5 |
sg_common_write(Sg_fd * sfp, Sg_request * srp,
unsigned char *cmnd, int timeout, int blocking)
{
int k, at_head;
Sg_device *sdp = sfp->parentdp;
sg_io_hdr_t *hp = &srp->header;
srp->data.cmd_opcode = cmnd[0]; /* hold opcode of command */
hp->status = 0;
hp->masked_status = 0;
hp->msg_status = 0;
hp->info = 0;
hp->host_status = 0;
hp->driver_status = 0;
hp->resid = 0;
SCSI_LOG_TIMEOUT(4, sg_printk(KERN_INFO, sfp->parentdp,
"sg_common_write: scsi opcode=0x%02x, cmd_size=%d\n",
(int) cmnd[0], (int) hp->cmd_len));
k = sg_start_req(srp, cmnd);
if (k) {
SCSI_LOG_TIMEOUT(1, sg_printk(KERN_INFO, sfp->parentdp,
"sg_common_write: start_req err=%d\n", k));
sg_finish_rem_req(srp);
return k; /* probably out of space --> ENOMEM */
}
if (atomic_read(&sdp->detaching)) {
if (srp->bio)
blk_end_request_all(srp->rq, -EIO);
sg_finish_rem_req(srp);
return -ENODEV;
}
hp->duration = jiffies_to_msecs(jiffies);
if (hp->interface_id != '\0' && /* v3 (or later) interface */
(SG_FLAG_Q_AT_TAIL & hp->flags))
at_head = 0;
else
at_head = 1;
srp->rq->timeout = timeout;
kref_get(&sfp->f_ref); /* sg_rq_end_io() does kref_put(). */
blk_execute_rq_nowait(sdp->device->request_queue, sdp->disk,
srp->rq, at_head, sg_rq_end_io);
return 0;
} | CWE-415 | 4 |
static int af9005_identify_state(struct usb_device *udev,
struct dvb_usb_device_properties *props,
struct dvb_usb_device_description **desc,
int *cold)
{
int ret;
u8 reply, *buf;
buf = kmalloc(FW_BULKOUT_SIZE + 2, GFP_KERNEL);
if (!buf)
return -ENOMEM;
ret = af9005_boot_packet(udev, FW_CONFIG, &reply,
buf, FW_BULKOUT_SIZE + 2);
if (ret)
goto err;
deb_info("result of FW_CONFIG in identify state %d\n", reply);
if (reply == 0x01)
*cold = 1;
else if (reply == 0x02)
*cold = 0;
else
return -EIO;
deb_info("Identify state cold = %d\n", *cold);
err:
kfree(buf);
return ret;
} | CWE-401 | 7 |
static int mif_process_cmpt(mif_hdr_t *hdr, char *buf)
{
jas_tvparser_t *tvp;
mif_cmpt_t *cmpt;
int id;
cmpt = 0;
tvp = 0;
if (!(cmpt = mif_cmpt_create())) {
goto error;
}
cmpt->tlx = 0;
cmpt->tly = 0;
cmpt->sampperx = 0;
cmpt->samppery = 0;
cmpt->width = 0;
cmpt->height = 0;
cmpt->prec = 0;
cmpt->sgnd = -1;
cmpt->data = 0;
if (!(tvp = jas_tvparser_create(buf))) {
goto error;
}
while (!(id = jas_tvparser_next(tvp))) {
switch (jas_taginfo_nonull(jas_taginfos_lookup(mif_tags,
jas_tvparser_gettag(tvp)))->id) {
case MIF_TLX:
cmpt->tlx = atoi(jas_tvparser_getval(tvp));
break;
case MIF_TLY:
cmpt->tly = atoi(jas_tvparser_getval(tvp));
break;
case MIF_WIDTH:
cmpt->width = atoi(jas_tvparser_getval(tvp));
break;
case MIF_HEIGHT:
cmpt->height = atoi(jas_tvparser_getval(tvp));
break;
case MIF_HSAMP:
cmpt->sampperx = atoi(jas_tvparser_getval(tvp));
break;
case MIF_VSAMP:
cmpt->samppery = atoi(jas_tvparser_getval(tvp));
break;
case MIF_PREC:
cmpt->prec = atoi(jas_tvparser_getval(tvp));
break;
case MIF_SGND:
cmpt->sgnd = atoi(jas_tvparser_getval(tvp));
break;
case MIF_DATA:
if (!(cmpt->data = jas_strdup(jas_tvparser_getval(tvp)))) {
return -1;
}
break;
}
}
jas_tvparser_destroy(tvp);
if (!cmpt->sampperx || !cmpt->samppery) {
goto error;
}
if (mif_hdr_addcmpt(hdr, hdr->numcmpts, cmpt)) {
goto error;
}
return 0;
error:
if (cmpt) {
mif_cmpt_destroy(cmpt);
}
if (tvp) {
jas_tvparser_destroy(tvp);
}
return -1;
} | CWE-416 | 5 |
find_match_text(colnr_T startcol, int regstart, char_u *match_text)
{
colnr_T col = startcol;
int c1, c2;
int len1, len2;
int match;
for (;;)
{
match = TRUE;
len2 = MB_CHAR2LEN(regstart); // skip regstart
for (len1 = 0; match_text[len1] != NUL; len1 += MB_CHAR2LEN(c1))
{
c1 = PTR2CHAR(match_text + len1);
c2 = PTR2CHAR(rex.line + col + len2);
if (c1 != c2 && (!rex.reg_ic || MB_CASEFOLD(c1) != MB_CASEFOLD(c2)))
{
match = FALSE;
break;
}
len2 += MB_CHAR2LEN(c2);
}
if (match
// check that no composing char follows
&& !(enc_utf8
&& utf_iscomposing(PTR2CHAR(rex.line + col + len2))))
{
cleanup_subexpr();
if (REG_MULTI)
{
rex.reg_startpos[0].lnum = rex.lnum;
rex.reg_startpos[0].col = col;
rex.reg_endpos[0].lnum = rex.lnum;
rex.reg_endpos[0].col = col + len2;
}
else
{
rex.reg_startp[0] = rex.line + col;
rex.reg_endp[0] = rex.line + col + len2;
}
return 1L;
}
// Try finding regstart after the current match.
col += MB_CHAR2LEN(regstart); // skip regstart
if (skip_to_start(regstart, &col) == FAIL)
break;
}
return 0L;
} | CWE-122 | 8 |
void rose_stop_heartbeat(struct sock *sk)
{
del_timer(&sk->sk_timer);
} | CWE-416 | 5 |
R_API bool r_crbtree_insert(RRBTree *tree, void *data, RRBComparator cmp, void *user) {
r_return_val_if_fail (tree && data && cmp, false);
bool inserted = false;
if (tree->root == NULL) {
tree->root = _node_new (data, NULL);
if (tree->root == NULL) {
return false;
}
inserted = true;
goto out_exit;
}
RRBNode head; /* Fake tree root */
memset (&head, 0, sizeof (RRBNode));
RRBNode *g = NULL, *parent = &head; /* Grandparent & parent */
RRBNode *p = NULL, *q = tree->root; /* Iterator & parent */
int dir = 0, last = 0; /* Directions */
_set_link (parent, q, 1);
for (;;) {
if (!q) {
/* Insert a node at first null link(also set its parent link) */
q = _node_new (data, p);
if (!q) {
return false;
}
p->link[dir] = q;
inserted = true;
} else if (IS_RED (q->link[0]) && IS_RED (q->link[1])) {
/* Simple red violation: color flip */
q->red = 1;
q->link[0]->red = 0;
q->link[1]->red = 0;
}
if (IS_RED (q) && IS_RED (p)) {
#if 0
// coverity error, parent is never null
/* Hard red violation: rotate */
if (!parent) {
return false;
}
#endif
int dir2 = parent->link[1] == g;
if (q == p->link[last]) {
_set_link (parent, _rot_once (g, !last), dir2);
} else {
_set_link (parent, _rot_twice (g, !last), dir2);
}
}
if (inserted) {
break;
}
last = dir;
dir = cmp (data, q->data, user) >= 0;
if (g) {
parent = g;
}
g = p;
p = q;
q = q->link[dir];
}
/* Update root(it may different due to root rotation) */
tree->root = head.link[1];
out_exit:
/* Invariant: root is black */
tree->root->red = 0;
tree->root->parent = NULL;
if (inserted) {
tree->size++;
}
return inserted;
} | CWE-416 | 5 |
void snd_usb_mixer_disconnect(struct usb_mixer_interface *mixer)
{
usb_kill_urb(mixer->urb);
usb_kill_urb(mixer->rc_urb);
} | CWE-416 | 5 |
static struct desc_struct *get_desc(unsigned short sel)
{
struct desc_ptr gdt_desc = {0, 0};
unsigned long desc_base;
#ifdef CONFIG_MODIFY_LDT_SYSCALL
if ((sel & SEGMENT_TI_MASK) == SEGMENT_LDT) {
struct desc_struct *desc = NULL;
struct ldt_struct *ldt;
/* Bits [15:3] contain the index of the desired entry. */
sel >>= 3;
mutex_lock(¤t->active_mm->context.lock);
ldt = current->active_mm->context.ldt;
if (ldt && sel < ldt->nr_entries)
desc = &ldt->entries[sel];
mutex_unlock(¤t->active_mm->context.lock);
return desc;
}
#endif
native_store_gdt(&gdt_desc);
/*
* Segment descriptors have a size of 8 bytes. Thus, the index is
* multiplied by 8 to obtain the memory offset of the desired descriptor
* from the base of the GDT. As bits [15:3] of the segment selector
* contain the index, it can be regarded as multiplied by 8 already.
* All that remains is to clear bits [2:0].
*/
desc_base = sel & ~(SEGMENT_RPL_MASK | SEGMENT_TI_MASK);
if (desc_base > gdt_desc.size)
return NULL;
return (struct desc_struct *)(gdt_desc.address + desc_base);
} | CWE-416 | 5 |
int genl_register_family(struct genl_family *family)
{
int err, i;
int start = GENL_START_ALLOC, end = GENL_MAX_ID;
err = genl_validate_ops(family);
if (err)
return err;
genl_lock_all();
if (genl_family_find_byname(family->name)) {
err = -EEXIST;
goto errout_locked;
}
/*
* Sadly, a few cases need to be special-cased
* due to them having previously abused the API
* and having used their family ID also as their
* multicast group ID, so we use reserved IDs
* for both to be sure we can do that mapping.
*/
if (family == &genl_ctrl) {
/* and this needs to be special for initial family lookups */
start = end = GENL_ID_CTRL;
} else if (strcmp(family->name, "pmcraid") == 0) {
start = end = GENL_ID_PMCRAID;
} else if (strcmp(family->name, "VFS_DQUOT") == 0) {
start = end = GENL_ID_VFS_DQUOT;
}
if (family->maxattr && !family->parallel_ops) {
family->attrbuf = kmalloc_array(family->maxattr + 1,
sizeof(struct nlattr *),
GFP_KERNEL);
if (family->attrbuf == NULL) {
err = -ENOMEM;
goto errout_locked;
}
} else
family->attrbuf = NULL;
family->id = idr_alloc(&genl_fam_idr, family,
start, end + 1, GFP_KERNEL);
if (family->id < 0) {
err = family->id;
goto errout_locked;
}
err = genl_validate_assign_mc_groups(family);
if (err)
goto errout_remove;
genl_unlock_all();
/* send all events */
genl_ctrl_event(CTRL_CMD_NEWFAMILY, family, NULL, 0);
for (i = 0; i < family->n_mcgrps; i++)
genl_ctrl_event(CTRL_CMD_NEWMCAST_GRP, family,
&family->mcgrps[i], family->mcgrp_offset + i);
return 0;
errout_remove:
idr_remove(&genl_fam_idr, family->id);
kfree(family->attrbuf);
errout_locked:
genl_unlock_all();
return err;
} | CWE-401 | 7 |
ignore_error_for_testing(char_u *error)
{
if (ignore_error_list.ga_itemsize == 0)
ga_init2(&ignore_error_list, sizeof(char_u *), 1);
if (STRCMP("RESET", error) == 0)
ga_clear_strings(&ignore_error_list);
else
ga_add_string(&ignore_error_list, error);
} | CWE-416 | 5 |
decrypt_response(struct sc_card *card, unsigned char *in, size_t inlen, unsigned char *out, size_t * out_len)
{
size_t cipher_len;
size_t i;
unsigned char iv[16] = { 0 };
unsigned char plaintext[4096] = { 0 };
epass2003_exdata *exdata = NULL;
if (!card->drv_data)
return SC_ERROR_INVALID_ARGUMENTS;
exdata = (epass2003_exdata *)card->drv_data;
/* no cipher */
if (in[0] == 0x99)
return 0;
/* parse cipher length */
if (0x01 == in[2] && 0x82 != in[1]) {
cipher_len = in[1];
i = 3;
}
else if (0x01 == in[3] && 0x81 == in[1]) {
cipher_len = in[2];
i = 4;
}
else if (0x01 == in[4] && 0x82 == in[1]) {
cipher_len = in[2] * 0x100;
cipher_len += in[3];
i = 5;
}
else {
return -1;
}
if (cipher_len < 2 || i+cipher_len > inlen || cipher_len > sizeof plaintext)
return -1;
/* decrypt */
if (KEY_TYPE_AES == exdata->smtype)
aes128_decrypt_cbc(exdata->sk_enc, 16, iv, &in[i], cipher_len - 1, plaintext);
else
des3_decrypt_cbc(exdata->sk_enc, 16, iv, &in[i], cipher_len - 1, plaintext);
/* unpadding */
while (0x80 != plaintext[cipher_len - 2] && (cipher_len - 2 > 0))
cipher_len--;
if (2 == cipher_len)
return -1;
memcpy(out, plaintext, cipher_len - 2);
*out_len = cipher_len - 2;
return 0;
} | CWE-415 | 4 |
n_start_visual_mode(int c)
{
#ifdef FEAT_CONCEAL
int cursor_line_was_concealed = curwin->w_p_cole > 0
&& conceal_cursor_line(curwin);
#endif
VIsual_mode = c;
VIsual_active = TRUE;
VIsual_reselect = TRUE;
trigger_modechanged();
// Corner case: the 0 position in a tab may change when going into
// virtualedit. Recalculate curwin->w_cursor to avoid bad highlighting.
if (c == Ctrl_V && (get_ve_flags() & VE_BLOCK) && gchar_cursor() == TAB)
{
validate_virtcol();
coladvance(curwin->w_virtcol);
}
VIsual = curwin->w_cursor;
#ifdef FEAT_FOLDING
foldAdjustVisual();
#endif
setmouse();
#ifdef FEAT_CONCEAL
// Check if redraw is needed after changing the state.
conceal_check_cursor_line(cursor_line_was_concealed);
#endif
if (p_smd && msg_silent == 0)
redraw_cmdline = TRUE; // show visual mode later
#ifdef FEAT_CLIPBOARD
// Make sure the clipboard gets updated. Needed because start and
// end may still be the same, and the selection needs to be owned
clip_star.vmode = NUL;
#endif
// Only need to redraw this line, unless still need to redraw an old
// Visual area (when 'lazyredraw' is set).
if (curwin->w_redr_type < INVERTED)
{
curwin->w_old_cursor_lnum = curwin->w_cursor.lnum;
curwin->w_old_visual_lnum = curwin->w_cursor.lnum;
}
} | CWE-122 | 8 |
yank_copy_line(struct block_def *bd, long y_idx, int exclude_trailing_space)
{
char_u *pnew;
if (exclude_trailing_space)
bd->endspaces = 0;
if ((pnew = alloc(bd->startspaces + bd->endspaces + bd->textlen + 1))
== NULL)
return FAIL;
y_current->y_array[y_idx] = pnew;
vim_memset(pnew, ' ', (size_t)bd->startspaces);
pnew += bd->startspaces;
mch_memmove(pnew, bd->textstart, (size_t)bd->textlen);
pnew += bd->textlen;
vim_memset(pnew, ' ', (size_t)bd->endspaces);
pnew += bd->endspaces;
if (exclude_trailing_space)
{
int s = bd->textlen + bd->endspaces;
while (VIM_ISWHITE(*(bd->textstart + s - 1)) && s > 0)
{
s = s - (*mb_head_off)(bd->textstart, bd->textstart + s - 1) - 1;
pnew--;
}
}
*pnew = NUL;
return OK;
} | CWE-122 | 8 |
destroyPresentationContextList(LST_HEAD ** l)
{
PRV_PRESENTATIONCONTEXTITEM
* prvCtx;
DUL_SUBITEM
* subItem;
if (*l == NULL)
return;
prvCtx = (PRV_PRESENTATIONCONTEXTITEM*)LST_Dequeue(l);
while (prvCtx != NULL) {
subItem = (DUL_SUBITEM*)LST_Dequeue(&prvCtx->transferSyntaxList);
while (subItem != NULL) {
free(subItem);
subItem = (DUL_SUBITEM*)LST_Dequeue(&prvCtx->transferSyntaxList);
}
LST_Destroy(&prvCtx->transferSyntaxList);
free(prvCtx);
prvCtx = (PRV_PRESENTATIONCONTEXTITEM*)LST_Dequeue(l);
}
LST_Destroy(l);
} | CWE-401 | 7 |
void nfcmrvl_nci_unregister_dev(struct nfcmrvl_private *priv)
{
struct nci_dev *ndev = priv->ndev;
if (priv->ndev->nfc_dev->fw_download_in_progress)
nfcmrvl_fw_dnld_abort(priv);
nfcmrvl_fw_dnld_deinit(priv);
if (gpio_is_valid(priv->config.reset_n_io))
gpio_free(priv->config.reset_n_io);
nci_unregister_device(ndev);
nci_free_device(ndev);
kfree(priv);
} | CWE-416 | 5 |
mrb_realloc(mrb_state *mrb, void *p, size_t len)
{
void *p2;
p2 = mrb_realloc_simple(mrb, p, len);
if (len == 0) return p2;
if (p2 == NULL) {
mrb_free(mrb, p);
mrb->gc.out_of_memory = TRUE;
mrb_raise_nomemory(mrb);
}
else {
mrb->gc.out_of_memory = FALSE;
}
return p2;
} | CWE-415 | 4 |
_php_mb_regex_init_options(const char *parg, int narg, OnigOptionType *option, OnigSyntaxType **syntax, int *eval)
{
int n;
char c;
int optm = 0;
*syntax = ONIG_SYNTAX_RUBY;
if (parg != NULL) {
n = 0;
while(n < narg) {
c = parg[n++];
switch (c) {
case 'i':
optm |= ONIG_OPTION_IGNORECASE;
break;
case 'x':
optm |= ONIG_OPTION_EXTEND;
break;
case 'm':
optm |= ONIG_OPTION_MULTILINE;
break;
case 's':
optm |= ONIG_OPTION_SINGLELINE;
break;
case 'p':
optm |= ONIG_OPTION_MULTILINE | ONIG_OPTION_SINGLELINE;
break;
case 'l':
optm |= ONIG_OPTION_FIND_LONGEST;
break;
case 'n':
optm |= ONIG_OPTION_FIND_NOT_EMPTY;
break;
case 'j':
*syntax = ONIG_SYNTAX_JAVA;
break;
case 'u':
*syntax = ONIG_SYNTAX_GNU_REGEX;
break;
case 'g':
*syntax = ONIG_SYNTAX_GREP;
break;
case 'c':
*syntax = ONIG_SYNTAX_EMACS;
break;
case 'r':
*syntax = ONIG_SYNTAX_RUBY;
break;
case 'z':
*syntax = ONIG_SYNTAX_PERL;
break;
case 'b':
*syntax = ONIG_SYNTAX_POSIX_BASIC;
break;
case 'd':
*syntax = ONIG_SYNTAX_POSIX_EXTENDED;
break;
case 'e':
if (eval != NULL) *eval = 1;
break;
default:
break;
}
}
if (option != NULL) *option|=optm;
}
} | CWE-415 | 4 |
static int gup_huge_pud(pud_t orig, pud_t *pudp, unsigned long addr,
unsigned long end, int write, struct page **pages, int *nr)
{
struct page *head, *page;
int refs;
if (!pud_access_permitted(orig, write))
return 0;
if (pud_devmap(orig))
return __gup_device_huge_pud(orig, pudp, addr, end, pages, nr);
refs = 0;
page = pud_page(orig) + ((addr & ~PUD_MASK) >> PAGE_SHIFT);
do {
pages[*nr] = page;
(*nr)++;
page++;
refs++;
} while (addr += PAGE_SIZE, addr != end);
head = compound_head(pud_page(orig));
if (!page_cache_add_speculative(head, refs)) {
*nr -= refs;
return 0;
}
if (unlikely(pud_val(orig) != pud_val(*pudp))) {
*nr -= refs;
while (refs--)
put_page(head);
return 0;
}
SetPageReferenced(head);
return 1;
} | CWE-416 | 5 |
static void *proc_pid_follow_link(struct dentry *dentry, struct nameidata *nd)
{
struct inode *inode = dentry->d_inode;
int error = -EACCES;
/* We don't need a base pointer in the /proc filesystem */
path_put(&nd->path);
/* Are we allowed to snoop on the tasks file descriptors? */
if (!proc_fd_access_allowed(inode))
goto out;
error = PROC_I(inode)->op.proc_get_link(inode, &nd->path);
nd->last_type = LAST_BIND;
out:
return ERR_PTR(error);
} | CWE-416 | 5 |
__must_hold(&ctx->completion_lock)
{
u32 seq = ctx->cached_cq_tail - atomic_read(&ctx->cq_timeouts);
spin_lock_irq(&ctx->timeout_lock);
while (!list_empty(&ctx->timeout_list)) {
u32 events_needed, events_got;
struct io_kiocb *req = list_first_entry(&ctx->timeout_list,
struct io_kiocb, timeout.list);
if (io_is_timeout_noseq(req))
break;
/*
* Since seq can easily wrap around over time, subtract
* the last seq at which timeouts were flushed before comparing.
* Assuming not more than 2^31-1 events have happened since,
* these subtractions won't have wrapped, so we can check if
* target is in [last_seq, current_seq] by comparing the two.
*/
events_needed = req->timeout.target_seq - ctx->cq_last_tm_flush;
events_got = seq - ctx->cq_last_tm_flush;
if (events_got < events_needed)
break;
list_del_init(&req->timeout.list);
io_kill_timeout(req, 0);
}
ctx->cq_last_tm_flush = seq;
spin_unlock_irq(&ctx->timeout_lock);
} | CWE-416 | 5 |
static void ext4_clamp_want_extra_isize(struct super_block *sb)
{
struct ext4_sb_info *sbi = EXT4_SB(sb);
struct ext4_super_block *es = sbi->s_es;
/* determine the minimum size of new large inodes, if present */
if (sbi->s_inode_size > EXT4_GOOD_OLD_INODE_SIZE &&
sbi->s_want_extra_isize == 0) {
sbi->s_want_extra_isize = sizeof(struct ext4_inode) -
EXT4_GOOD_OLD_INODE_SIZE;
if (ext4_has_feature_extra_isize(sb)) {
if (sbi->s_want_extra_isize <
le16_to_cpu(es->s_want_extra_isize))
sbi->s_want_extra_isize =
le16_to_cpu(es->s_want_extra_isize);
if (sbi->s_want_extra_isize <
le16_to_cpu(es->s_min_extra_isize))
sbi->s_want_extra_isize =
le16_to_cpu(es->s_min_extra_isize);
}
}
/* Check if enough inode space is available */
if (EXT4_GOOD_OLD_INODE_SIZE + sbi->s_want_extra_isize >
sbi->s_inode_size) {
sbi->s_want_extra_isize = sizeof(struct ext4_inode) -
EXT4_GOOD_OLD_INODE_SIZE;
ext4_msg(sb, KERN_INFO,
"required extra inode space not available");
}
} | CWE-416 | 5 |
static int tcp_v6_send_synack(const struct sock *sk, struct dst_entry *dst,
struct flowi *fl,
struct request_sock *req,
struct tcp_fastopen_cookie *foc,
bool attach_req)
{
struct inet_request_sock *ireq = inet_rsk(req);
struct ipv6_pinfo *np = inet6_sk(sk);
struct flowi6 *fl6 = &fl->u.ip6;
struct sk_buff *skb;
int err = -ENOMEM;
/* First, grab a route. */
if (!dst && (dst = inet6_csk_route_req(sk, fl6, req,
IPPROTO_TCP)) == NULL)
goto done;
skb = tcp_make_synack(sk, dst, req, foc, attach_req);
if (skb) {
__tcp_v6_send_check(skb, &ireq->ir_v6_loc_addr,
&ireq->ir_v6_rmt_addr);
fl6->daddr = ireq->ir_v6_rmt_addr;
if (np->repflow && ireq->pktopts)
fl6->flowlabel = ip6_flowlabel(ipv6_hdr(ireq->pktopts));
err = ip6_xmit(sk, skb, fl6, np->opt, np->tclass);
err = net_xmit_eval(err);
}
done:
return err;
} | CWE-416 | 5 |
get_function_line(
exarg_T *eap,
char_u **line_to_free,
int indent,
getline_opt_T getline_options)
{
char_u *theline;
if (eap->getline == NULL)
theline = getcmdline(':', 0L, indent, 0);
else
theline = eap->getline(':', eap->cookie, indent, getline_options);
if (theline != NULL)
{
if (*eap->cmdlinep == *line_to_free)
*eap->cmdlinep = theline;
vim_free(*line_to_free);
*line_to_free = theline;
}
return theline;
} | CWE-416 | 5 |
int __close_fd_get_file(unsigned int fd, struct file **res)
{
struct files_struct *files = current->files;
struct file *file;
struct fdtable *fdt;
spin_lock(&files->file_lock);
fdt = files_fdtable(files);
if (fd >= fdt->max_fds)
goto out_unlock;
file = fdt->fd[fd];
if (!file)
goto out_unlock;
rcu_assign_pointer(fdt->fd[fd], NULL);
__put_unused_fd(files, fd);
spin_unlock(&files->file_lock);
get_file(file);
*res = file;
return filp_close(file, files);
out_unlock:
spin_unlock(&files->file_lock);
*res = NULL;
return -ENOENT;
} | CWE-416 | 5 |
static int ion_handle_put(struct ion_handle *handle)
{
struct ion_client *client = handle->client;
int ret;
mutex_lock(&client->lock);
ret = kref_put(&handle->ref, ion_handle_destroy);
mutex_unlock(&client->lock);
return ret;
} | CWE-416 | 5 |
BGD_DECLARE(void) gdImageWebpEx (gdImagePtr im, FILE * outFile, int quality)
{
gdIOCtx *out = gdNewFileCtx(outFile);
if (out == NULL) {
return;
}
gdImageWebpCtx(im, out, quality);
out->gd_free(out);
} | CWE-415 | 4 |
ut64 MACH0_(get_baddr)(struct MACH0_(obj_t)* bin) {
int i;
if (bin->hdr.filetype != MH_EXECUTE && bin->hdr.filetype != MH_DYLINKER)
return 0;
for (i = 0; i < bin->nsegs; ++i)
if (bin->segs[i].fileoff == 0 && bin->segs[i].filesize != 0)
return bin->segs[i].vmaddr;
return 0;
} | CWE-416 | 5 |
static void rds_tcp_kill_sock(struct net *net)
{
struct rds_tcp_connection *tc, *_tc;
LIST_HEAD(tmp_list);
struct rds_tcp_net *rtn = net_generic(net, rds_tcp_netid);
struct socket *lsock = rtn->rds_tcp_listen_sock;
rtn->rds_tcp_listen_sock = NULL;
rds_tcp_listen_stop(lsock, &rtn->rds_tcp_accept_w);
spin_lock_irq(&rds_tcp_conn_lock);
list_for_each_entry_safe(tc, _tc, &rds_tcp_conn_list, t_tcp_node) {
struct net *c_net = read_pnet(&tc->t_cpath->cp_conn->c_net);
if (net != c_net || !tc->t_sock)
continue;
if (!list_has_conn(&tmp_list, tc->t_cpath->cp_conn)) {
list_move_tail(&tc->t_tcp_node, &tmp_list);
} else {
list_del(&tc->t_tcp_node);
tc->t_tcp_node_detached = true;
}
}
spin_unlock_irq(&rds_tcp_conn_lock);
list_for_each_entry_safe(tc, _tc, &tmp_list, t_tcp_node)
rds_conn_destroy(tc->t_cpath->cp_conn);
} | CWE-416 | 5 |
void ZydisFormatterBufferInitTokenized(ZydisFormatterBuffer* buffer,
ZydisFormatterToken** first_token, void* user_buffer, ZyanUSize length)
{
ZYAN_ASSERT(buffer);
ZYAN_ASSERT(first_token);
ZYAN_ASSERT(user_buffer);
ZYAN_ASSERT(length);
*first_token = user_buffer;
(*first_token)->type = ZYDIS_TOKEN_INVALID;
(*first_token)->next = 0;
user_buffer = (ZyanU8*)user_buffer + sizeof(ZydisFormatterToken);
length -= sizeof(ZydisFormatterToken);
buffer->is_token_list = ZYAN_TRUE;
buffer->capacity = length;
buffer->string.flags = ZYAN_STRING_HAS_FIXED_CAPACITY;
buffer->string.vector.allocator = ZYAN_NULL;
buffer->string.vector.element_size = sizeof(char);
buffer->string.vector.size = 1;
buffer->string.vector.capacity = length;
buffer->string.vector.data = user_buffer;
*(char*)user_buffer = '\0';
} | CWE-457 | 10 |
get_visual_text(
cmdarg_T *cap,
char_u **pp, // return: start of selected text
int *lenp) // return: length of selected text
{
if (VIsual_mode != 'V')
unadjust_for_sel();
if (VIsual.lnum != curwin->w_cursor.lnum)
{
if (cap != NULL)
clearopbeep(cap->oap);
return FAIL;
}
if (VIsual_mode == 'V')
{
*pp = ml_get_curline();
*lenp = (int)STRLEN(*pp);
}
else
{
if (LT_POS(curwin->w_cursor, VIsual))
{
*pp = ml_get_pos(&curwin->w_cursor);
*lenp = VIsual.col - curwin->w_cursor.col + 1;
}
else
{
*pp = ml_get_pos(&VIsual);
*lenp = curwin->w_cursor.col - VIsual.col + 1;
}
if (**pp == NUL)
*lenp = 0;
if (has_mbyte && *lenp > 0)
// Correct the length to include all bytes of the last character.
*lenp += (*mb_ptr2len)(*pp + (*lenp - 1)) - 1;
}
reset_VIsual_and_resel();
return OK;
} | CWE-126 | 9 |
static int hgcm_call_preprocess_linaddr(
const struct vmmdev_hgcm_function_parameter *src_parm,
void **bounce_buf_ret, size_t *extra)
{
void *buf, *bounce_buf;
bool copy_in;
u32 len;
int ret;
buf = (void *)src_parm->u.pointer.u.linear_addr;
len = src_parm->u.pointer.size;
copy_in = src_parm->type != VMMDEV_HGCM_PARM_TYPE_LINADDR_OUT;
if (len > VBG_MAX_HGCM_USER_PARM)
return -E2BIG;
bounce_buf = kvmalloc(len, GFP_KERNEL);
if (!bounce_buf)
return -ENOMEM;
if (copy_in) {
ret = copy_from_user(bounce_buf, (void __user *)buf, len);
if (ret)
return -EFAULT;
} else {
memset(bounce_buf, 0, len);
}
*bounce_buf_ret = bounce_buf;
hgcm_call_add_pagelist_size(bounce_buf, len, extra);
return 0;
} | CWE-401 | 7 |
int __ext4_journal_stop(const char *where, unsigned int line, handle_t *handle)
{
struct super_block *sb;
int err;
int rc;
if (!ext4_handle_valid(handle)) {
ext4_put_nojournal(handle);
return 0;
}
if (!handle->h_transaction) {
err = jbd2_journal_stop(handle);
return handle->h_err ? handle->h_err : err;
}
sb = handle->h_transaction->t_journal->j_private;
err = handle->h_err;
rc = jbd2_journal_stop(handle);
if (!err)
err = rc;
if (err)
__ext4_std_error(sb, where, line, err);
return err;
} | CWE-416 | 5 |
RList *r_bin_ne_get_segments(r_bin_ne_obj_t *bin) {
int i;
if (!bin) {
return NULL;
}
RList *segments = r_list_newf (free);
for (i = 0; i < bin->ne_header->SegCount; i++) {
RBinSection *bs = R_NEW0 (RBinSection);
NE_image_segment_entry *se = &bin->segment_entries[i];
if (!bs) {
return segments;
}
bs->size = se->length;
bs->vsize = se->minAllocSz ? se->minAllocSz : 64000;
bs->bits = R_SYS_BITS_16;
bs->is_data = se->flags & IS_DATA;
bs->perm = __translate_perms (se->flags);
bs->paddr = (ut64)se->offset * bin->alignment;
bs->name = r_str_newf ("%s.%" PFMT64d, se->flags & IS_MOVEABLE ? "MOVEABLE" : "FIXED", bs->paddr);
bs->is_segment = true;
r_list_append (segments, bs);
}
bin->segments = segments;
return segments;
} | CWE-129 | 6 |
int get_evtchn_to_irq(evtchn_port_t evtchn)
{
if (evtchn >= xen_evtchn_max_channels())
return -1;
if (evtchn_to_irq[EVTCHN_ROW(evtchn)] == NULL)
return -1;
return evtchn_to_irq[EVTCHN_ROW(evtchn)][EVTCHN_COL(evtchn)];
} | CWE-416 | 5 |
static int async_polkit_callback(sd_bus_message *reply, void *userdata, sd_bus_error *error) {
_cleanup_(sd_bus_error_free) sd_bus_error error_buffer = SD_BUS_ERROR_NULL;
AsyncPolkitQuery *q = userdata;
int r;
assert(reply);
assert(q);
assert(q->slot);
q->slot = sd_bus_slot_unref(q->slot);
assert(!q->reply);
q->reply = sd_bus_message_ref(reply);
/* Now, let's dispatch the original message a second time be re-enqueing. This will then traverse the
* whole message processing again, and thus re-validating and re-retrieving the "userdata" field
* again.
*
* We install an idle event loop event to clean-up the PolicyKit request data when we are idle again,
* i.e. after the second time the message is processed is complete. */
assert(!q->defer_event_source);
r = sd_event_add_defer(sd_bus_get_event(sd_bus_message_get_bus(reply)), &q->defer_event_source, async_polkit_defer, q);
if (r < 0)
goto fail;
r = sd_event_source_set_priority(q->defer_event_source, SD_EVENT_PRIORITY_IDLE);
if (r < 0)
goto fail;
r = sd_event_source_set_enabled(q->defer_event_source, SD_EVENT_ONESHOT);
if (r < 0)
goto fail;
r = sd_bus_message_rewind(q->request, true);
if (r < 0)
goto fail;
r = sd_bus_enqeue_for_read(sd_bus_message_get_bus(q->request), q->request);
if (r < 0)
goto fail;
return 1;
fail:
log_debug_errno(r, "Processing asynchronous PolicyKit reply failed, ignoring: %m");
(void) sd_bus_reply_method_errno(q->request, r, NULL);
async_polkit_query_free(q);
return r;
} | CWE-416 | 5 |
static int kvm_ioctl_create_device(struct kvm *kvm,
struct kvm_create_device *cd)
{
struct kvm_device_ops *ops = NULL;
struct kvm_device *dev;
bool test = cd->flags & KVM_CREATE_DEVICE_TEST;
int ret;
if (cd->type >= ARRAY_SIZE(kvm_device_ops_table))
return -ENODEV;
ops = kvm_device_ops_table[cd->type];
if (ops == NULL)
return -ENODEV;
if (test)
return 0;
dev = kzalloc(sizeof(*dev), GFP_KERNEL);
if (!dev)
return -ENOMEM;
dev->ops = ops;
dev->kvm = kvm;
mutex_lock(&kvm->lock);
ret = ops->create(dev, cd->type);
if (ret < 0) {
mutex_unlock(&kvm->lock);
kfree(dev);
return ret;
}
list_add(&dev->vm_node, &kvm->devices);
mutex_unlock(&kvm->lock);
if (ops->init)
ops->init(dev);
ret = anon_inode_getfd(ops->name, &kvm_device_fops, dev, O_RDWR | O_CLOEXEC);
if (ret < 0) {
ops->destroy(dev);
mutex_lock(&kvm->lock);
list_del(&dev->vm_node);
mutex_unlock(&kvm->lock);
return ret;
}
kvm_get_kvm(kvm);
cd->fd = ret;
return 0;
} | CWE-416 | 5 |
GF_Err afra_box_read(GF_Box *s, GF_BitStream *bs)
{
unsigned int i;
GF_AdobeFragRandomAccessBox *ptr = (GF_AdobeFragRandomAccessBox *)s;
ISOM_DECREASE_SIZE(ptr, 9)
ptr->long_ids = gf_bs_read_int(bs, 1);
ptr->long_offsets = gf_bs_read_int(bs, 1);
ptr->global_entries = gf_bs_read_int(bs, 1);
ptr->reserved = gf_bs_read_int(bs, 5);
ptr->time_scale = gf_bs_read_u32(bs);
ptr->entry_count = gf_bs_read_u32(bs);
if (ptr->size / ( (ptr->long_offsets ? 16 : 12) ) < ptr->entry_count)
return GF_ISOM_INVALID_FILE;
for (i=0; i<ptr->entry_count; i++) {
GF_AfraEntry *ae = gf_malloc(sizeof(GF_AfraEntry));
if (!ae) return GF_OUT_OF_MEM;
ISOM_DECREASE_SIZE(ptr, 8)
ae->time = gf_bs_read_u64(bs);
if (ptr->long_offsets) {
ISOM_DECREASE_SIZE(ptr, 8)
ae->offset = gf_bs_read_u64(bs);
} else {
ISOM_DECREASE_SIZE(ptr, 4)
ae->offset = gf_bs_read_u32(bs);
}
gf_list_insert(ptr->local_access_entries, ae, i);
}
if (ptr->global_entries) {
ISOM_DECREASE_SIZE(ptr, 4)
ptr->global_entry_count = gf_bs_read_u32(bs);
for (i=0; i<ptr->global_entry_count; i++) {
GF_GlobalAfraEntry *ae = gf_malloc(sizeof(GF_GlobalAfraEntry));
if (!ae) return GF_OUT_OF_MEM;
ISOM_DECREASE_SIZE(ptr, 8)
ae->time = gf_bs_read_u64(bs);
if (ptr->long_ids) {
ISOM_DECREASE_SIZE(ptr, 8)
ae->segment = gf_bs_read_u32(bs);
ae->fragment = gf_bs_read_u32(bs);
} else {
ISOM_DECREASE_SIZE(ptr, 4)
ae->segment = gf_bs_read_u16(bs);
ae->fragment = gf_bs_read_u16(bs);
}
if (ptr->long_offsets) {
ISOM_DECREASE_SIZE(ptr, 16)
ae->afra_offset = gf_bs_read_u64(bs);
ae->offset_from_afra = gf_bs_read_u64(bs);
} else {
ISOM_DECREASE_SIZE(ptr, 8)
ae->afra_offset = gf_bs_read_u32(bs);
ae->offset_from_afra = gf_bs_read_u32(bs);
}
gf_list_insert(ptr->global_access_entries, ae, i);
}
}
return GF_OK;
} | CWE-401 | 7 |
void generic_pipe_buf_get(struct pipe_inode_info *pipe, struct pipe_buffer *buf)
{
get_page(buf->page);
} | CWE-416 | 5 |
ASC_destroyAssociation(T_ASC_Association ** association)
{
OFCondition cond = EC_Normal;
/* don't worry if already destroyed */
if (association == NULL) return EC_Normal;
if (*association == NULL) return EC_Normal;
if ((*association)->DULassociation != NULL) {
ASC_dropAssociation(*association);
}
if ((*association)->params != NULL) {
cond = ASC_destroyAssociationParameters(&(*association)->params);
if (cond.bad()) return cond;
}
if ((*association)->sendPDVBuffer != NULL)
free((*association)->sendPDVBuffer);
free(*association);
*association = NULL;
return EC_Normal;
} | CWE-401 | 7 |
static void bfq_idle_slice_timer_body(struct bfq_queue *bfqq)
{
struct bfq_data *bfqd = bfqq->bfqd;
enum bfqq_expiration reason;
unsigned long flags;
spin_lock_irqsave(&bfqd->lock, flags);
bfq_clear_bfqq_wait_request(bfqq);
if (bfqq != bfqd->in_service_queue) {
spin_unlock_irqrestore(&bfqd->lock, flags);
return;
}
if (bfq_bfqq_budget_timeout(bfqq))
/*
* Also here the queue can be safely expired
* for budget timeout without wasting
* guarantees
*/
reason = BFQQE_BUDGET_TIMEOUT;
else if (bfqq->queued[0] == 0 && bfqq->queued[1] == 0)
/*
* The queue may not be empty upon timer expiration,
* because we may not disable the timer when the
* first request of the in-service queue arrives
* during disk idling.
*/
reason = BFQQE_TOO_IDLE;
else
goto schedule_dispatch;
bfq_bfqq_expire(bfqd, bfqq, true, reason);
schedule_dispatch:
spin_unlock_irqrestore(&bfqd->lock, flags);
bfq_schedule_dispatch(bfqd); | CWE-416 | 5 |
int read_file(struct sc_card *card, char *str_path, unsigned char **data, size_t *data_len)
{
struct sc_path path;
struct sc_file *file;
unsigned char *p;
int ok = 0;
int r;
size_t len;
sc_format_path(str_path, &path);
if (SC_SUCCESS != sc_select_file(card, &path, &file)) {
goto err;
}
len = file ? file->size : 4096;
p = realloc(*data, len);
if (!p) {
goto err;
}
*data = p;
*data_len = len;
r = sc_read_binary(card, 0, p, len, 0);
if (r < 0)
goto err;
*data_len = r;
ok = 1;
err:
sc_file_free(file);
return ok;
} | CWE-415 | 4 |
max3421_set_address(struct usb_hcd *hcd, struct usb_device *dev, int epnum,
int force_toggles)
{
struct max3421_hcd *max3421_hcd = hcd_to_max3421(hcd);
int old_epnum, same_ep, rcvtog, sndtog;
struct usb_device *old_dev;
u8 hctl;
old_dev = max3421_hcd->loaded_dev;
old_epnum = max3421_hcd->loaded_epnum;
same_ep = (dev == old_dev && epnum == old_epnum);
if (same_ep && !force_toggles)
return;
if (old_dev && !same_ep) {
/* save the old end-points toggles: */
u8 hrsl = spi_rd8(hcd, MAX3421_REG_HRSL);
rcvtog = (hrsl >> MAX3421_HRSL_RCVTOGRD_BIT) & 1;
sndtog = (hrsl >> MAX3421_HRSL_SNDTOGRD_BIT) & 1;
/* no locking: HCD (i.e., we) own toggles, don't we? */
usb_settoggle(old_dev, old_epnum, 0, rcvtog);
usb_settoggle(old_dev, old_epnum, 1, sndtog);
}
/* setup new endpoint's toggle bits: */
rcvtog = usb_gettoggle(dev, epnum, 0);
sndtog = usb_gettoggle(dev, epnum, 1);
hctl = (BIT(rcvtog + MAX3421_HCTL_RCVTOG0_BIT) |
BIT(sndtog + MAX3421_HCTL_SNDTOG0_BIT));
max3421_hcd->loaded_epnum = epnum;
spi_wr8(hcd, MAX3421_REG_HCTL, hctl);
/*
* Note: devnum for one and the same device can change during
* address-assignment so it's best to just always load the
* address whenever the end-point changed/was forced.
*/
max3421_hcd->loaded_dev = dev;
spi_wr8(hcd, MAX3421_REG_PERADDR, dev->devnum);
} | CWE-416 | 5 |
static void put_crypt_info(struct fscrypt_info *ci)
{
if (!ci)
return;
key_put(ci->ci_keyring_key);
crypto_free_skcipher(ci->ci_ctfm);
kmem_cache_free(fscrypt_info_cachep, ci);
} | CWE-416 | 5 |
static int swevent_hlist_get_cpu(struct perf_event *event, int cpu)
{
struct swevent_htable *swhash = &per_cpu(swevent_htable, cpu);
int err = 0;
mutex_lock(&swhash->hlist_mutex);
if (!swevent_hlist_deref(swhash) && cpu_online(cpu)) {
struct swevent_hlist *hlist;
hlist = kzalloc(sizeof(*hlist), GFP_KERNEL);
if (!hlist) {
err = -ENOMEM;
goto exit;
}
rcu_assign_pointer(swhash->swevent_hlist, hlist);
}
swhash->hlist_refcount++;
exit:
mutex_unlock(&swhash->hlist_mutex);
return err;
} | CWE-416 | 5 |
int __mdiobus_register(struct mii_bus *bus, struct module *owner)
{
struct mdio_device *mdiodev;
int i, err;
struct gpio_desc *gpiod;
if (NULL == bus || NULL == bus->name ||
NULL == bus->read || NULL == bus->write)
return -EINVAL;
BUG_ON(bus->state != MDIOBUS_ALLOCATED &&
bus->state != MDIOBUS_UNREGISTERED);
bus->owner = owner;
bus->dev.parent = bus->parent;
bus->dev.class = &mdio_bus_class;
bus->dev.groups = NULL;
dev_set_name(&bus->dev, "%s", bus->id);
err = device_register(&bus->dev);
if (err) {
pr_err("mii_bus %s failed to register\n", bus->id);
put_device(&bus->dev);
return -EINVAL;
}
mutex_init(&bus->mdio_lock);
/* de-assert bus level PHY GPIO reset */
gpiod = devm_gpiod_get_optional(&bus->dev, "reset", GPIOD_OUT_LOW);
if (IS_ERR(gpiod)) {
dev_err(&bus->dev, "mii_bus %s couldn't get reset GPIO\n",
bus->id);
device_del(&bus->dev);
return PTR_ERR(gpiod);
} else if (gpiod) {
bus->reset_gpiod = gpiod;
gpiod_set_value_cansleep(gpiod, 1);
udelay(bus->reset_delay_us);
gpiod_set_value_cansleep(gpiod, 0);
}
if (bus->reset)
bus->reset(bus);
for (i = 0; i < PHY_MAX_ADDR; i++) {
if ((bus->phy_mask & (1 << i)) == 0) {
struct phy_device *phydev;
phydev = mdiobus_scan(bus, i);
if (IS_ERR(phydev) && (PTR_ERR(phydev) != -ENODEV)) {
err = PTR_ERR(phydev);
goto error;
}
}
}
mdiobus_setup_mdiodev_from_board_info(bus, mdiobus_create_device);
bus->state = MDIOBUS_REGISTERED;
pr_info("%s: probed\n", bus->name);
return 0;
error:
while (--i >= 0) {
mdiodev = bus->mdio_map[i];
if (!mdiodev)
continue;
mdiodev->device_remove(mdiodev);
mdiodev->device_free(mdiodev);
}
/* Put PHYs in RESET to save power */
if (bus->reset_gpiod)
gpiod_set_value_cansleep(bus->reset_gpiod, 1);
device_del(&bus->dev);
return err;
} | CWE-416 | 5 |
static int read_public_key(RSA *rsa)
{
int r;
sc_path_t path;
sc_file_t *file;
u8 buf[2048], *p = buf;
size_t bufsize, keysize;
r = select_app_df();
if (r)
return 1;
sc_format_path("I1012", &path);
r = sc_select_file(card, &path, &file);
if (r) {
fprintf(stderr, "Unable to select public key file: %s\n", sc_strerror(r));
return 2;
}
bufsize = file->size;
sc_file_free(file);
r = sc_read_binary(card, 0, buf, bufsize, 0);
if (r < 0) {
fprintf(stderr, "Unable to read public key file: %s\n", sc_strerror(r));
return 2;
}
bufsize = r;
do {
if (bufsize < 4)
return 3;
keysize = (p[0] << 8) | p[1];
if (keysize == 0)
break;
if (keysize < 3)
return 3;
if (p[2] == opt_key_num)
break;
p += keysize;
bufsize -= keysize;
} while (1);
if (keysize == 0) {
printf("Key number %d not found.\n", opt_key_num);
return 2;
}
return parse_public_key(p, keysize, rsa);
} | CWE-415 | 4 |
struct snd_seq_client_port *snd_seq_create_port(struct snd_seq_client *client,
int port)
{
unsigned long flags;
struct snd_seq_client_port *new_port, *p;
int num = -1;
/* sanity check */
if (snd_BUG_ON(!client))
return NULL;
if (client->num_ports >= SNDRV_SEQ_MAX_PORTS) {
pr_warn("ALSA: seq: too many ports for client %d\n", client->number);
return NULL;
}
/* create a new port */
new_port = kzalloc(sizeof(*new_port), GFP_KERNEL);
if (!new_port)
return NULL; /* failure, out of memory */
/* init port data */
new_port->addr.client = client->number;
new_port->addr.port = -1;
new_port->owner = THIS_MODULE;
sprintf(new_port->name, "port-%d", num);
snd_use_lock_init(&new_port->use_lock);
port_subs_info_init(&new_port->c_src);
port_subs_info_init(&new_port->c_dest);
num = port >= 0 ? port : 0;
mutex_lock(&client->ports_mutex);
write_lock_irqsave(&client->ports_lock, flags);
list_for_each_entry(p, &client->ports_list_head, list) {
if (p->addr.port > num)
break;
if (port < 0) /* auto-probe mode */
num = p->addr.port + 1;
}
/* insert the new port */
list_add_tail(&new_port->list, &p->list);
client->num_ports++;
new_port->addr.port = num; /* store the port number in the port */
write_unlock_irqrestore(&client->ports_lock, flags);
mutex_unlock(&client->ports_mutex);
sprintf(new_port->name, "port-%d", num);
return new_port;
} | CWE-416 | 5 |
static int read_private_key(RSA *rsa)
{
int r;
sc_path_t path;
sc_file_t *file;
const sc_acl_entry_t *e;
u8 buf[2048], *p = buf;
size_t bufsize, keysize;
r = select_app_df();
if (r)
return 1;
sc_format_path("I0012", &path);
r = sc_select_file(card, &path, &file);
if (r) {
fprintf(stderr, "Unable to select private key file: %s\n", sc_strerror(r));
return 2;
}
e = sc_file_get_acl_entry(file, SC_AC_OP_READ);
if (e == NULL || e->method == SC_AC_NEVER)
return 10;
bufsize = file->size;
sc_file_free(file);
r = sc_read_binary(card, 0, buf, bufsize, 0);
if (r < 0) {
fprintf(stderr, "Unable to read private key file: %s\n", sc_strerror(r));
return 2;
}
bufsize = r;
do {
if (bufsize < 4)
return 3;
keysize = (p[0] << 8) | p[1];
if (keysize == 0)
break;
if (keysize < 3)
return 3;
if (p[2] == opt_key_num)
break;
p += keysize;
bufsize -= keysize;
} while (1);
if (keysize == 0) {
printf("Key number %d not found.\n", opt_key_num);
return 2;
}
return parse_private_key(p, keysize, rsa);
} | CWE-415 | 4 |
void dump_mm(const struct mm_struct *mm)
{
pr_emerg("mm %px mmap %px seqnum %d task_size %lu\n"
#ifdef CONFIG_MMU
"get_unmapped_area %px\n"
#endif
"mmap_base %lu mmap_legacy_base %lu highest_vm_end %lu\n"
"pgd %px mm_users %d mm_count %d pgtables_bytes %lu map_count %d\n"
"hiwater_rss %lx hiwater_vm %lx total_vm %lx locked_vm %lx\n"
"pinned_vm %lx data_vm %lx exec_vm %lx stack_vm %lx\n"
"start_code %lx end_code %lx start_data %lx end_data %lx\n"
"start_brk %lx brk %lx start_stack %lx\n"
"arg_start %lx arg_end %lx env_start %lx env_end %lx\n"
"binfmt %px flags %lx core_state %px\n"
#ifdef CONFIG_AIO
"ioctx_table %px\n"
#endif
#ifdef CONFIG_MEMCG
"owner %px "
#endif
"exe_file %px\n"
#ifdef CONFIG_MMU_NOTIFIER
"mmu_notifier_mm %px\n"
#endif
#ifdef CONFIG_NUMA_BALANCING
"numa_next_scan %lu numa_scan_offset %lu numa_scan_seq %d\n"
#endif
"tlb_flush_pending %d\n"
"def_flags: %#lx(%pGv)\n",
mm, mm->mmap, mm->vmacache_seqnum, mm->task_size,
#ifdef CONFIG_MMU
mm->get_unmapped_area,
#endif
mm->mmap_base, mm->mmap_legacy_base, mm->highest_vm_end,
mm->pgd, atomic_read(&mm->mm_users),
atomic_read(&mm->mm_count),
mm_pgtables_bytes(mm),
mm->map_count,
mm->hiwater_rss, mm->hiwater_vm, mm->total_vm, mm->locked_vm,
mm->pinned_vm, mm->data_vm, mm->exec_vm, mm->stack_vm,
mm->start_code, mm->end_code, mm->start_data, mm->end_data,
mm->start_brk, mm->brk, mm->start_stack,
mm->arg_start, mm->arg_end, mm->env_start, mm->env_end,
mm->binfmt, mm->flags, mm->core_state,
#ifdef CONFIG_AIO
mm->ioctx_table,
#endif
#ifdef CONFIG_MEMCG
mm->owner,
#endif
mm->exe_file,
#ifdef CONFIG_MMU_NOTIFIER
mm->mmu_notifier_mm,
#endif
#ifdef CONFIG_NUMA_BALANCING
mm->numa_next_scan, mm->numa_scan_offset, mm->numa_scan_seq,
#endif
atomic_read(&mm->tlb_flush_pending),
mm->def_flags, &mm->def_flags
);
} | CWE-416 | 5 |
int bnxt_re_create_srq(struct ib_srq *ib_srq,
struct ib_srq_init_attr *srq_init_attr,
struct ib_udata *udata)
{
struct ib_pd *ib_pd = ib_srq->pd;
struct bnxt_re_pd *pd = container_of(ib_pd, struct bnxt_re_pd, ib_pd);
struct bnxt_re_dev *rdev = pd->rdev;
struct bnxt_qplib_dev_attr *dev_attr = &rdev->dev_attr;
struct bnxt_re_srq *srq =
container_of(ib_srq, struct bnxt_re_srq, ib_srq);
struct bnxt_qplib_nq *nq = NULL;
int rc, entries;
if (srq_init_attr->attr.max_wr >= dev_attr->max_srq_wqes) {
dev_err(rdev_to_dev(rdev), "Create CQ failed - max exceeded");
rc = -EINVAL;
goto exit;
}
if (srq_init_attr->srq_type != IB_SRQT_BASIC) {
rc = -EOPNOTSUPP;
goto exit;
}
srq->rdev = rdev;
srq->qplib_srq.pd = &pd->qplib_pd;
srq->qplib_srq.dpi = &rdev->dpi_privileged;
/* Allocate 1 more than what's provided so posting max doesn't
* mean empty
*/
entries = roundup_pow_of_two(srq_init_attr->attr.max_wr + 1);
if (entries > dev_attr->max_srq_wqes + 1)
entries = dev_attr->max_srq_wqes + 1;
srq->qplib_srq.max_wqe = entries;
srq->qplib_srq.max_sge = srq_init_attr->attr.max_sge;
srq->qplib_srq.threshold = srq_init_attr->attr.srq_limit;
srq->srq_limit = srq_init_attr->attr.srq_limit;
srq->qplib_srq.eventq_hw_ring_id = rdev->nq[0].ring_id;
nq = &rdev->nq[0];
if (udata) {
rc = bnxt_re_init_user_srq(rdev, pd, srq, udata);
if (rc)
goto fail;
}
rc = bnxt_qplib_create_srq(&rdev->qplib_res, &srq->qplib_srq);
if (rc) {
dev_err(rdev_to_dev(rdev), "Create HW SRQ failed!");
goto fail;
}
if (udata) {
struct bnxt_re_srq_resp resp;
resp.srqid = srq->qplib_srq.id;
rc = ib_copy_to_udata(udata, &resp, sizeof(resp));
if (rc) {
dev_err(rdev_to_dev(rdev), "SRQ copy to udata failed!");
bnxt_qplib_destroy_srq(&rdev->qplib_res,
&srq->qplib_srq);
goto exit;
}
}
if (nq)
nq->budget++;
atomic_inc(&rdev->srq_count);
return 0;
fail:
ib_umem_release(srq->umem);
exit:
return rc;
} | CWE-401 | 7 |
static int my_login(pTHX_ SV* dbh, imp_dbh_t *imp_dbh)
{
SV* sv;
HV* hv;
char* dbname;
char* host;
char* port;
char* user;
char* password;
char* mysql_socket;
int result;
D_imp_xxh(dbh);
/* TODO- resolve this so that it is set only if DBI is 1.607 */
#define TAKE_IMP_DATA_VERSION 1
#if TAKE_IMP_DATA_VERSION
if (DBIc_has(imp_dbh, DBIcf_IMPSET))
{ /* eg from take_imp_data() */
if (DBIc_has(imp_dbh, DBIcf_ACTIVE))
{
if (DBIc_TRACE_LEVEL(imp_xxh) >= 2)
PerlIO_printf(DBIc_LOGPIO(imp_xxh), "my_login skip connect\n");
/* tell our parent we've adopted an active child */
++DBIc_ACTIVE_KIDS(DBIc_PARENT_COM(imp_dbh));
return TRUE;
}
if (DBIc_TRACE_LEVEL(imp_xxh) >= 2)
PerlIO_printf(DBIc_LOGPIO(imp_xxh),
"my_login IMPSET but not ACTIVE so connect not skipped\n");
}
#endif
sv = DBIc_IMP_DATA(imp_dbh);
if (!sv || !SvROK(sv))
return FALSE;
hv = (HV*) SvRV(sv);
if (SvTYPE(hv) != SVt_PVHV)
return FALSE;
host= safe_hv_fetch(aTHX_ hv, "host", 4);
port= safe_hv_fetch(aTHX_ hv, "port", 4);
user= safe_hv_fetch(aTHX_ hv, "user", 4);
password= safe_hv_fetch(aTHX_ hv, "password", 8);
dbname= safe_hv_fetch(aTHX_ hv, "database", 8);
mysql_socket= safe_hv_fetch(aTHX_ hv, "mysql_socket", 12);
if (DBIc_TRACE_LEVEL(imp_xxh) >= 2)
PerlIO_printf(DBIc_LOGPIO(imp_xxh),
"imp_dbh->my_login : dbname = %s, uid = %s, pwd = %s," \
"host = %s, port = %s\n",
dbname ? dbname : "NULL",
user ? user : "NULL",
password ? password : "NULL",
host ? host : "NULL",
port ? port : "NULL");
if (!imp_dbh->pmysql) {
Newz(908, imp_dbh->pmysql, 1, MYSQL);
}
result = mysql_dr_connect(dbh, imp_dbh->pmysql, mysql_socket, host, port, user,
password, dbname, imp_dbh) ? TRUE : FALSE;
if (!result)
Safefree(imp_dbh->pmysql);
return result;
} | CWE-416 | 5 |
ga_add_string(garray_T *gap, char_u *p)
{
char_u *cp = vim_strsave(p);
if (cp == NULL)
return FAIL;
if (ga_grow(gap, 1) == FAIL)
{
vim_free(cp);
return FAIL;
}
((char_u **)(gap->ga_data))[gap->ga_len++] = cp;
return OK;
} | CWE-416 | 5 |
static int cac_get_serial_nr_from_CUID(sc_card_t* card, sc_serial_number_t* serial)
{
cac_private_data_t * priv = CAC_DATA(card);
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_NORMAL);
if (card->serialnr.len) {
*serial = card->serialnr;
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_NORMAL, SC_SUCCESS);
}
if (priv->cac_id_len) {
serial->len = MIN(priv->cac_id_len, SC_MAX_SERIALNR);
memcpy(serial->value, priv->cac_id, priv->cac_id_len);
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_NORMAL, SC_SUCCESS);
}
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_NORMAL, SC_ERROR_FILE_NOT_FOUND);
} | CWE-415 | 4 |
static struct file *path_openat(int dfd, struct filename *pathname,
struct nameidata *nd, const struct open_flags *op, int flags)
{
struct file *file;
struct path path;
int opened = 0;
int error;
file = get_empty_filp();
if (IS_ERR(file))
return file;
file->f_flags = op->open_flag;
if (unlikely(file->f_flags & __O_TMPFILE)) {
error = do_tmpfile(dfd, pathname, nd, flags, op, file, &opened);
goto out;
}
error = path_init(dfd, pathname, flags, nd);
if (unlikely(error))
goto out;
error = do_last(nd, &path, file, op, &opened, pathname);
while (unlikely(error > 0)) { /* trailing symlink */
struct path link = path;
void *cookie;
if (!(nd->flags & LOOKUP_FOLLOW)) {
path_put_conditional(&path, nd);
path_put(&nd->path);
error = -ELOOP;
break;
}
error = may_follow_link(&link, nd);
if (unlikely(error))
break;
nd->flags |= LOOKUP_PARENT;
nd->flags &= ~(LOOKUP_OPEN|LOOKUP_CREATE|LOOKUP_EXCL);
error = follow_link(&link, nd, &cookie);
if (unlikely(error))
break;
error = do_last(nd, &path, file, op, &opened, pathname);
put_link(nd, &link, cookie);
}
out:
path_cleanup(nd);
if (!(opened & FILE_OPENED)) {
BUG_ON(!error);
put_filp(file);
}
if (unlikely(error)) {
if (error == -EOPENSTALE) {
if (flags & LOOKUP_RCU)
error = -ECHILD;
else
error = -ESTALE;
}
file = ERR_PTR(error);
}
return file;
} | CWE-416 | 5 |
static int mwifiex_pcie_alloc_cmdrsp_buf(struct mwifiex_adapter *adapter)
{
struct pcie_service_card *card = adapter->card;
struct sk_buff *skb;
/* Allocate memory for receiving command response data */
skb = dev_alloc_skb(MWIFIEX_UPLD_SIZE);
if (!skb) {
mwifiex_dbg(adapter, ERROR,
"Unable to allocate skb for command response data.\n");
return -ENOMEM;
}
skb_put(skb, MWIFIEX_UPLD_SIZE);
if (mwifiex_map_pci_memory(adapter, skb, MWIFIEX_UPLD_SIZE,
PCI_DMA_FROMDEVICE))
return -1;
card->cmdrsp_buf = skb;
return 0;
} | CWE-401 | 7 |
static int perf_swevent_add(struct perf_event *event, int flags)
{
struct swevent_htable *swhash = this_cpu_ptr(&swevent_htable);
struct hw_perf_event *hwc = &event->hw;
struct hlist_head *head;
if (is_sampling_event(event)) {
hwc->last_period = hwc->sample_period;
perf_swevent_set_period(event);
}
hwc->state = !(flags & PERF_EF_START);
head = find_swevent_head(swhash, event);
if (!head) {
/*
* We can race with cpu hotplug code. Do not
* WARN if the cpu just got unplugged.
*/
WARN_ON_ONCE(swhash->online);
return -EINVAL;
}
hlist_add_head_rcu(&event->hlist_entry, head);
perf_event_update_userpage(event);
return 0;
} | CWE-416 | 5 |
static void smp_task_timedout(struct timer_list *t)
{
struct sas_task_slow *slow = from_timer(slow, t, timer);
struct sas_task *task = slow->task;
unsigned long flags;
spin_lock_irqsave(&task->task_state_lock, flags);
if (!(task->task_state_flags & SAS_TASK_STATE_DONE))
task->task_state_flags |= SAS_TASK_STATE_ABORTED;
spin_unlock_irqrestore(&task->task_state_lock, flags);
complete(&task->slow_task->completion);
} | CWE-416 | 5 |
void *gdImageJpegPtr (gdImagePtr im, int *size, int quality)
{
void *rv;
gdIOCtx *out = gdNewDynamicCtx (2048, NULL);
gdImageJpegCtx (im, out, quality);
rv = gdDPExtractData (out, size);
out->gd_free (out);
return rv;
} | CWE-415 | 4 |
void Curl_detach_connnection(struct Curl_easy *data)
{
struct connectdata *conn = data->conn;
if(conn)
Curl_llist_remove(&conn->easyq, &data->conn_queue, NULL);
data->conn = NULL;
} | CWE-416 | 5 |
static int xfrm_dump_policy_done(struct netlink_callback *cb)
{
struct xfrm_policy_walk *walk = (struct xfrm_policy_walk *) &cb->args[1];
struct net *net = sock_net(cb->skb->sk);
xfrm_policy_walk_done(walk, net);
return 0;
} | CWE-416 | 5 |
archive_read_format_rar_read_data(struct archive_read *a, const void **buff,
size_t *size, int64_t *offset)
{
struct rar *rar = (struct rar *)(a->format->data);
int ret;
if (rar->has_encrypted_entries == ARCHIVE_READ_FORMAT_ENCRYPTION_DONT_KNOW) {
rar->has_encrypted_entries = 0;
}
if (rar->bytes_unconsumed > 0) {
/* Consume as much as the decompressor actually used. */
__archive_read_consume(a, rar->bytes_unconsumed);
rar->bytes_unconsumed = 0;
}
*buff = NULL;
if (rar->entry_eof || rar->offset_seek >= rar->unp_size) {
*size = 0;
*offset = rar->offset;
if (*offset < rar->unp_size)
*offset = rar->unp_size;
return (ARCHIVE_EOF);
}
switch (rar->compression_method)
{
case COMPRESS_METHOD_STORE:
ret = read_data_stored(a, buff, size, offset);
break;
case COMPRESS_METHOD_FASTEST:
case COMPRESS_METHOD_FAST:
case COMPRESS_METHOD_NORMAL:
case COMPRESS_METHOD_GOOD:
case COMPRESS_METHOD_BEST:
ret = read_data_compressed(a, buff, size, offset);
if (ret != ARCHIVE_OK && ret != ARCHIVE_WARN)
__archive_ppmd7_functions.Ppmd7_Free(&rar->ppmd7_context);
break;
default:
archive_set_error(&a->archive, ARCHIVE_ERRNO_FILE_FORMAT,
"Unsupported compression method for RAR file.");
ret = ARCHIVE_FATAL;
break;
}
return (ret);
} | CWE-416 | 5 |
static int get_gate_page(struct mm_struct *mm, unsigned long address,
unsigned int gup_flags, struct vm_area_struct **vma,
struct page **page)
{
pgd_t *pgd;
p4d_t *p4d;
pud_t *pud;
pmd_t *pmd;
pte_t *pte;
int ret = -EFAULT;
/* user gate pages are read-only */
if (gup_flags & FOLL_WRITE)
return -EFAULT;
if (address > TASK_SIZE)
pgd = pgd_offset_k(address);
else
pgd = pgd_offset_gate(mm, address);
BUG_ON(pgd_none(*pgd));
p4d = p4d_offset(pgd, address);
BUG_ON(p4d_none(*p4d));
pud = pud_offset(p4d, address);
BUG_ON(pud_none(*pud));
pmd = pmd_offset(pud, address);
if (!pmd_present(*pmd))
return -EFAULT;
VM_BUG_ON(pmd_trans_huge(*pmd));
pte = pte_offset_map(pmd, address);
if (pte_none(*pte))
goto unmap;
*vma = get_gate_vma(mm);
if (!page)
goto out;
*page = vm_normal_page(*vma, address, *pte);
if (!*page) {
if ((gup_flags & FOLL_DUMP) || !is_zero_pfn(pte_pfn(*pte)))
goto unmap;
*page = pte_page(*pte);
/*
* This should never happen (a device public page in the gate
* area).
*/
if (is_device_public_page(*page))
goto unmap;
}
get_page(*page);
out:
ret = 0;
unmap:
pte_unmap(pte);
return ret;
} | CWE-416 | 5 |
static inline void pipe_buf_get(struct pipe_inode_info *pipe,
struct pipe_buffer *buf)
{
buf->ops->get(pipe, buf);
} | CWE-416 | 5 |
int read_file(struct sc_card *card, char *str_path, unsigned char **data, size_t *data_len)
{
struct sc_path path;
struct sc_file *file;
unsigned char *p;
int ok = 0;
int r;
size_t len;
sc_format_path(str_path, &path);
if (SC_SUCCESS != sc_select_file(card, &path, &file)) {
goto err;
}
len = file ? file->size : 4096;
p = realloc(*data, len);
if (!p) {
goto err;
}
*data = p;
*data_len = len;
r = sc_read_binary(card, 0, p, len, 0);
if (r < 0)
goto err;
*data_len = r;
ok = 1;
err:
sc_file_free(file);
return ok;
} | CWE-415 | 4 |
check_lnums(int do_curwin)
{
win_T *wp;
tabpage_T *tp;
FOR_ALL_TAB_WINDOWS(tp, wp)
if ((do_curwin || wp != curwin) && wp->w_buffer == curbuf)
{
// save the original cursor position and topline
wp->w_save_cursor.w_cursor_save = wp->w_cursor;
wp->w_save_cursor.w_topline_save = wp->w_topline;
if (wp->w_cursor.lnum > curbuf->b_ml.ml_line_count)
wp->w_cursor.lnum = curbuf->b_ml.ml_line_count;
if (wp->w_topline > curbuf->b_ml.ml_line_count)
wp->w_topline = curbuf->b_ml.ml_line_count;
// save the corrected cursor position and topline
wp->w_save_cursor.w_cursor_corr = wp->w_cursor;
wp->w_save_cursor.w_topline_corr = wp->w_topline;
}
} | CWE-122 | 8 |
compile_lock_unlock(
lval_T *lvp,
char_u *name_end,
exarg_T *eap,
int deep,
void *coookie)
{
cctx_T *cctx = coookie;
int cc = *name_end;
char_u *p = lvp->ll_name;
int ret = OK;
size_t len;
char_u *buf;
isntype_T isn = ISN_EXEC;
if (cctx->ctx_skip == SKIP_YES)
return OK;
// Cannot use :lockvar and :unlockvar on local variables.
if (p[1] != ':')
{
char_u *end = find_name_end(p, NULL, NULL, FNE_CHECK_START);
if (lookup_local(p, end - p, NULL, cctx) == OK)
{
char_u *s = p;
if (*end != '.' && *end != '[')
{
emsg(_(e_cannot_lock_unlock_local_variable));
return FAIL;
}
// For "d.member" put the local variable on the stack, it will be
// passed to ex_lockvar() indirectly.
if (compile_load(&s, end, cctx, FALSE, FALSE) == FAIL)
return FAIL;
isn = ISN_LOCKUNLOCK;
}
}
// Checking is done at runtime.
*name_end = NUL;
len = name_end - p + 20;
buf = alloc(len);
if (buf == NULL)
ret = FAIL;
else
{
char *cmd = eap->cmdidx == CMD_lockvar ? "lockvar" : "unlockvar";
if (deep < 0)
vim_snprintf((char *)buf, len, "%s! %s", cmd, p);
else
vim_snprintf((char *)buf, len, "%s %d %s", cmd, deep, p);
ret = generate_EXEC_copy(cctx, isn, buf);
vim_free(buf);
*name_end = cc;
}
return ret;
} | CWE-122 | 8 |
destroyPresentationContextList(LST_HEAD ** lst)
{
DUL_PRESENTATIONCONTEXT *pc;
DUL_TRANSFERSYNTAX *ts;
if ((lst == NULL) || (*lst == NULL))
return;
while ((pc = (DUL_PRESENTATIONCONTEXT*) LST_Dequeue(lst)) != NULL) {
if (pc->proposedTransferSyntax != NULL) {
while ((ts = (DUL_TRANSFERSYNTAX*) LST_Dequeue(&pc->proposedTransferSyntax)) != NULL) {
free(ts);
}
LST_Destroy(&pc->proposedTransferSyntax);
}
free(pc);
}
LST_Destroy(lst);
} | CWE-401 | 7 |
njs_async_function_frame_invoke(njs_vm_t *vm, njs_value_t *retval)
{
njs_int_t ret;
njs_value_t ctor;
njs_native_frame_t *frame;
njs_promise_capability_t *capability;
frame = vm->top_frame;
frame->retval = retval;
njs_set_function(&ctor, &vm->constructors[NJS_OBJ_TYPE_PROMISE]);
capability = njs_promise_new_capability(vm, &ctor);
if (njs_slow_path(capability == NULL)) {
return NJS_ERROR;
}
frame->function->context = capability;
ret = njs_function_lambda_call(vm);
if (ret == NJS_OK) {
ret = njs_function_call(vm, njs_function(&capability->resolve),
&njs_value_undefined, retval, 1, &vm->retval);
} else if (ret == NJS_AGAIN) {
ret = NJS_OK;
} else if (ret == NJS_ERROR) {
if (njs_is_memory_error(vm, &vm->retval)) {
return NJS_ERROR;
}
ret = njs_function_call(vm, njs_function(&capability->reject),
&njs_value_undefined, &vm->retval, 1,
&vm->retval);
}
*retval = capability->promise;
return ret;
} | CWE-416 | 5 |
get_visual_text(
cmdarg_T *cap,
char_u **pp, // return: start of selected text
int *lenp) // return: length of selected text
{
if (VIsual_mode != 'V')
unadjust_for_sel();
if (VIsual.lnum != curwin->w_cursor.lnum)
{
if (cap != NULL)
clearopbeep(cap->oap);
return FAIL;
}
if (VIsual_mode == 'V')
{
*pp = ml_get_curline();
*lenp = (int)STRLEN(*pp);
}
else
{
if (LT_POS(curwin->w_cursor, VIsual))
{
*pp = ml_get_pos(&curwin->w_cursor);
*lenp = VIsual.col - curwin->w_cursor.col + 1;
}
else
{
*pp = ml_get_pos(&VIsual);
*lenp = curwin->w_cursor.col - VIsual.col + 1;
}
if (has_mbyte)
// Correct the length to include the whole last character.
*lenp += (*mb_ptr2len)(*pp + (*lenp - 1)) - 1;
}
reset_VIsual_and_resel();
return OK;
} | CWE-122 | 8 |
ga_concat_shorten_esc(garray_T *gap, char_u *str)
{
char_u *p;
char_u *s;
int c;
int clen;
char_u buf[NUMBUFLEN];
int same_len;
if (str == NULL)
{
ga_concat(gap, (char_u *)"NULL");
return;
}
for (p = str; *p != NUL; ++p)
{
same_len = 1;
s = p;
c = mb_ptr2char_adv(&s);
clen = s - p;
while (*s != NUL && c == mb_ptr2char(s))
{
++same_len;
s += clen;
}
if (same_len > 20)
{
ga_concat(gap, (char_u *)"\\[");
ga_concat_esc(gap, p, clen);
ga_concat(gap, (char_u *)" occurs ");
vim_snprintf((char *)buf, NUMBUFLEN, "%d", same_len);
ga_concat(gap, buf);
ga_concat(gap, (char_u *)" times]");
p = s - 1;
}
else
ga_concat_esc(gap, p, clen);
}
} | CWE-121 | 11 |
ut64 MACH0_(get_main)(struct MACH0_(obj_t)* bin) {
ut64 addr = 0LL;
struct symbol_t *symbols;
int i;
if (!(symbols = MACH0_(get_symbols) (bin))) {
return 0;
}
for (i = 0; !symbols[i].last; i++) {
if (!strcmp (symbols[i].name, "_main")) {
addr = symbols[i].addr;
break;
}
}
free (symbols);
if (!addr && bin->main_cmd.cmd == LC_MAIN) {
addr = bin->entry + bin->baddr;
}
if (!addr) {
ut8 b[128];
ut64 entry = addr_to_offset(bin, bin->entry);
// XXX: X86 only and hacky!
if (entry > bin->size || entry + sizeof (b) > bin->size)
return 0;
i = r_buf_read_at (bin->b, entry, b, sizeof (b));
if (i < 1) {
return 0;
}
for (i = 0; i < 64; i++) {
if (b[i] == 0xe8 && !b[i+3] && !b[i+4]) {
int delta = b[i+1] | (b[i+2] << 8) | (b[i+3] << 16) | (b[i+4] << 24);
return bin->entry + i + 5 + delta;
}
}
}
return addr;
} | CWE-416 | 5 |
BGD_DECLARE(void *) gdImageWebpPtrEx (gdImagePtr im, int *size, int quality)
{
void *rv;
gdIOCtx *out = gdNewDynamicCtx(2048, NULL);
if (out == NULL) {
return NULL;
}
gdImageWebpCtx(im, out, quality);
rv = gdDPExtractData(out, size);
out->gd_free(out);
return rv;
} | CWE-415 | 4 |
bfad_im_get_stats(struct Scsi_Host *shost)
{
struct bfad_im_port_s *im_port =
(struct bfad_im_port_s *) shost->hostdata[0];
struct bfad_s *bfad = im_port->bfad;
struct bfad_hal_comp fcomp;
union bfa_port_stats_u *fcstats;
struct fc_host_statistics *hstats;
bfa_status_t rc;
unsigned long flags;
fcstats = kzalloc(sizeof(union bfa_port_stats_u), GFP_KERNEL);
if (fcstats == NULL)
return NULL;
hstats = &bfad->link_stats;
init_completion(&fcomp.comp);
spin_lock_irqsave(&bfad->bfad_lock, flags);
memset(hstats, 0, sizeof(struct fc_host_statistics));
rc = bfa_port_get_stats(BFA_FCPORT(&bfad->bfa),
fcstats, bfad_hcb_comp, &fcomp);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
if (rc != BFA_STATUS_OK)
return NULL;
wait_for_completion(&fcomp.comp);
/* Fill the fc_host_statistics structure */
hstats->seconds_since_last_reset = fcstats->fc.secs_reset;
hstats->tx_frames = fcstats->fc.tx_frames;
hstats->tx_words = fcstats->fc.tx_words;
hstats->rx_frames = fcstats->fc.rx_frames;
hstats->rx_words = fcstats->fc.rx_words;
hstats->lip_count = fcstats->fc.lip_count;
hstats->nos_count = fcstats->fc.nos_count;
hstats->error_frames = fcstats->fc.error_frames;
hstats->dumped_frames = fcstats->fc.dropped_frames;
hstats->link_failure_count = fcstats->fc.link_failures;
hstats->loss_of_sync_count = fcstats->fc.loss_of_syncs;
hstats->loss_of_signal_count = fcstats->fc.loss_of_signals;
hstats->prim_seq_protocol_err_count = fcstats->fc.primseq_errs;
hstats->invalid_crc_count = fcstats->fc.invalid_crcs;
kfree(fcstats);
return hstats;
} | CWE-401 | 7 |
static GF_Err BM_ParseGlobalQuantizer(GF_BifsDecoder *codec, GF_BitStream *bs, GF_List *com_list)
{
GF_Node *node;
GF_Command *com;
GF_CommandField *inf;
node = gf_bifs_dec_node(codec, bs, NDT_SFWorldNode);
if (!node) return GF_NON_COMPLIANT_BITSTREAM;
/*reset global QP*/
if (codec->scenegraph->global_qp) {
gf_node_unregister(codec->scenegraph->global_qp, NULL);
}
codec->ActiveQP = NULL;
codec->scenegraph->global_qp = NULL;
if (gf_node_get_tag(node) != TAG_MPEG4_QuantizationParameter) {
gf_node_unregister(node, NULL);
return GF_NON_COMPLIANT_BITSTREAM;
}
/*register global QP*/
codec->ActiveQP = (M_QuantizationParameter *) node;
codec->ActiveQP->isLocal = 0;
codec->scenegraph->global_qp = node;
/*register TWICE: once for the command, and for the scenegraph globalQP*/
node->sgprivate->num_instances = 2;
com = gf_sg_command_new(codec->current_graph, GF_SG_GLOBAL_QUANTIZER);
inf = gf_sg_command_field_new(com);
inf->new_node = node;
inf->field_ptr = &inf->new_node;
inf->fieldType = GF_SG_VRML_SFNODE;
gf_list_add(com_list, com);
return GF_OK;
} | CWE-416 | 5 |
int cx23888_ir_probe(struct cx23885_dev *dev)
{
struct cx23888_ir_state *state;
struct v4l2_subdev *sd;
struct v4l2_subdev_ir_parameters default_params;
int ret;
state = kzalloc(sizeof(struct cx23888_ir_state), GFP_KERNEL);
if (state == NULL)
return -ENOMEM;
spin_lock_init(&state->rx_kfifo_lock);
if (kfifo_alloc(&state->rx_kfifo, CX23888_IR_RX_KFIFO_SIZE, GFP_KERNEL))
return -ENOMEM;
state->dev = dev;
sd = &state->sd;
v4l2_subdev_init(sd, &cx23888_ir_controller_ops);
v4l2_set_subdevdata(sd, state);
/* FIXME - fix the formatting of dev->v4l2_dev.name and use it */
snprintf(sd->name, sizeof(sd->name), "%s/888-ir", dev->name);
sd->grp_id = CX23885_HW_888_IR;
ret = v4l2_device_register_subdev(&dev->v4l2_dev, sd);
if (ret == 0) {
/*
* Ensure no interrupts arrive from '888 specific conditions,
* since we ignore them in this driver to have commonality with
* similar IR controller cores.
*/
cx23888_ir_write4(dev, CX23888_IR_IRQEN_REG, 0);
mutex_init(&state->rx_params_lock);
default_params = default_rx_params;
v4l2_subdev_call(sd, ir, rx_s_parameters, &default_params);
mutex_init(&state->tx_params_lock);
default_params = default_tx_params;
v4l2_subdev_call(sd, ir, tx_s_parameters, &default_params);
} else {
kfifo_free(&state->rx_kfifo);
}
return ret;
} | CWE-401 | 7 |
static size_t _php_mb_regex_get_option_string(char *str, size_t len, OnigOptionType option, OnigSyntaxType *syntax)
{
size_t len_left = len;
size_t len_req = 0;
char *p = str;
char c;
if ((option & ONIG_OPTION_IGNORECASE) != 0) {
if (len_left > 0) {
--len_left;
*(p++) = 'i';
}
++len_req;
}
if ((option & ONIG_OPTION_EXTEND) != 0) {
if (len_left > 0) {
--len_left;
*(p++) = 'x';
}
++len_req;
}
if ((option & (ONIG_OPTION_MULTILINE | ONIG_OPTION_SINGLELINE)) ==
(ONIG_OPTION_MULTILINE | ONIG_OPTION_SINGLELINE)) {
if (len_left > 0) {
--len_left;
*(p++) = 'p';
}
++len_req;
} else {
if ((option & ONIG_OPTION_MULTILINE) != 0) {
if (len_left > 0) {
--len_left;
*(p++) = 'm';
}
++len_req;
}
if ((option & ONIG_OPTION_SINGLELINE) != 0) {
if (len_left > 0) {
--len_left;
*(p++) = 's';
}
++len_req;
}
}
if ((option & ONIG_OPTION_FIND_LONGEST) != 0) {
if (len_left > 0) {
--len_left;
*(p++) = 'l';
}
++len_req;
}
if ((option & ONIG_OPTION_FIND_NOT_EMPTY) != 0) {
if (len_left > 0) {
--len_left;
*(p++) = 'n';
}
++len_req;
}
c = 0;
if (syntax == ONIG_SYNTAX_JAVA) {
c = 'j';
} else if (syntax == ONIG_SYNTAX_GNU_REGEX) {
c = 'u';
} else if (syntax == ONIG_SYNTAX_GREP) {
c = 'g';
} else if (syntax == ONIG_SYNTAX_EMACS) {
c = 'c';
} else if (syntax == ONIG_SYNTAX_RUBY) {
c = 'r';
} else if (syntax == ONIG_SYNTAX_PERL) {
c = 'z';
} else if (syntax == ONIG_SYNTAX_POSIX_BASIC) {
c = 'b';
} else if (syntax == ONIG_SYNTAX_POSIX_EXTENDED) {
c = 'd';
}
if (c != 0) {
if (len_left > 0) {
--len_left;
*(p++) = c;
}
++len_req;
}
if (len_left > 0) {
--len_left;
*(p++) = '\0';
}
++len_req;
if (len < len_req) {
return len_req;
}
return 0;
} | CWE-415 | 4 |
static void buffer_pipe_buf_get(struct pipe_inode_info *pipe,
struct pipe_buffer *buf)
{
struct buffer_ref *ref = (struct buffer_ref *)buf->private;
ref->ref++;
} | CWE-416 | 5 |