BlockInfoList *qmp_query_block(Error **errp) { BlockInfoList *head = NULL, **p_next = &head; BlockBackend *blk; Error *local_err = NULL; for (blk = blk_next(NULL); blk; blk = blk_next(blk)) { BlockInfoList *info = g_malloc0(sizeof(*info)); bdrv_query_info(blk, &info->value, &local_err); if (local_err) { error_propagate(errp, local_err); goto err; } *p_next = info; p_next = &info->next; } return head; err: qapi_free_BlockInfoList(head); return NULL; }
BlockInfoList *qmp_query_block(Error **errp) { BlockInfoList *head = NULL, **p_next = &head; BlockBackend *blk; Error *local_err = NULL; for (blk = blk_next(NULL); blk; blk = blk_next(blk)) { BlockInfoList *info = g_malloc0(sizeof(*info)); bdrv_query_info(blk, &info->value, &local_err); if (local_err) { error_propagate(errp, local_err); goto err; } *p_next = info; p_next = &info->next; } return head; err: qapi_free_BlockInfoList(head); return NULL; }