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atrac3: fix error handling

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decode_tonal_components returns a proper AVERROR.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
(cherry picked from commit 874c8a17ac)

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

Conflicts:
	libavcodec/atrac3.c
This commit is contained in:
Luca Barbato
2013-07-09 01:03:13 +02:00
parent 7296ee7af1
commit 09a098fb8b
1 changed files with 2 additions and 1 deletions
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3
libavcodec/atrac3.c
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@@ -690,7 +690,8 @@ static int decodeChannelSoundUnit (ATRAC3Context *q, GetBitContext *gb, channel_
if (result) return result; if (result) return result;
pSnd->numComponents = decodeTonalComponents (gb, pSnd->components, pSnd->bandsCoded); pSnd->numComponents = decodeTonalComponents (gb, pSnd->components, pSnd->bandsCoded);
if (pSnd->numComponents == -1) return -1; if (pSnd->numComponents < 0)
return pSnd->numComponents;
numSubbands = decodeSpectrum (gb, pSnd->spectrum); numSubbands = decodeSpectrum (gb, pSnd->spectrum);