idcin: fix return check

CC: libav-stable@libav.org
Bug-Id: CID 732198
avio: fix sizeof argument

CC: libav-stable@libav.org
Bug-Id: CID 732284
aviobuf: check context before using it

Avoid a possible null pointer dereference.

CC: libav-stable@libav.org
Bug-Id: CID 1135769
wtv: check seek_by_sector return value

CC: libav-stable@libav.org
Bug-Id: CID 1198258
wtv: clean memory on error

CC: libav-stable@libav.org
Bug-Id: CID 718002
vf_format: check input validity

CC: libav-stable@libav.org
rtmpproto: remove dead code

Expression already evaluated before, redundant since
053386864219eccbcca1886c55f902f9555428a5.

Bug-Id: CID 732199
rtpdec_hevc: drop unnecessary check

len is always >=1 in that case.

Bug-Id: CID 1238784
nutdec: Prevent a memory corruption

Chapters do not have an event_flags field.

Bug-Id: CID 1231990
rtpproto: Free the addrinfo pointer on failure

CC: libav-stable@libav.org
Bug-Id: CID 1238797
Merge commit '8ab3b71e4b343cec3fa369a880ab4496d7345154'

* commit '8ab3b71e4b343cec3fa369a880ab4496d7345154':
  idcin: fix return check

See: ee884c30233856b69fb87345944b4cdfe666fc0f
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '02484d1a9316a9309fc1830825345ab79f6a8d60'

* commit '02484d1a9316a9309fc1830825345ab79f6a8d60':
  avio: fix sizeof argument

See: a96577df38469e5075caa416d3374576d9ab64ee
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit 'd7f530b0d67fe3996dbfa990a47c865e0d1400a2'

* commit 'd7f530b0d67fe3996dbfa990a47c865e0d1400a2':
  aviobuf: check context before using it

See: 7441d1ec330da810a0ffd44a02b2fc60add5b719
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '9fbc613f0df1628e7e78bca791fa8833846f8210'

* commit '9fbc613f0df1628e7e78bca791fa8833846f8210':
  wtv: check seek_by_sector return value

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '7b48bf95242ebf95366d24d32e4cfca6aa77c5e2'

* commit '7b48bf95242ebf95366d24d32e4cfca6aa77c5e2':
  wtv: clean memory on error

See: e47024d72f326f7a76c9df90da861663fc5d5fc2
Merged-by: Michael Niedermayer <michaelni@gmx.at>
lavd: export all symbols with av_ prefix

Signed-off-by: Lukasz Marek <lukasz.m.luki2@gmail.com>
Merge commit 'd1afd3e1d6e43f4d37ae147091f270124ac48e04'

* commit 'd1afd3e1d6e43f4d37ae147091f270124ac48e04':
  vf_format: check input validity

See: ee16e0cacc16ea60c35a66796410012755263c3c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '322b571d5591978efd6f6fee12181ac8900079fe'

* commit '322b571d5591978efd6f6fee12181ac8900079fe':
  rtmpproto: remove dead code

See: 3a8b66af6cf6af9da5ff97a5930d10a7a4568558
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '350ed1829268d343b791208c8fd1cddd44d52a8e'

* commit '350ed1829268d343b791208c8fd1cddd44d52a8e':
  rtpdec_hevc: drop unnecessary check

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '96bfb677478514db73d1b63b4213c97ad4269e8f'

* commit '96bfb677478514db73d1b63b4213c97ad4269e8f':
  nutdec: Prevent a memory corruption

Conflicts:
	libavformat/nutdec.c

See: 05dd5368a92718f3a25f97f4697acffbabc7458f
Merged-by: Michael Niedermayer <michaelni@gmx.at>