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avformat/adxdec: dont return random data on EOF

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Fixes use of uninitialized memory
Partly fixes; msan_uninit-mem_7fb7d24780d0_2744_R03T.CAK
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-01-07 16:05:56 +01:00
parent 2303b45112
commit 8aead3ffa8
1 changed files with 3 additions and 1 deletions
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4
libavcodec/adxdec.c
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@ -157,9 +157,11 @@ static int adx_decode_frame(AVCodecContext *avctx, void *data,
buf_size -= BLOCK_SIZE; buf_size -= BLOCK_SIZE;
buf += BLOCK_SIZE; buf += BLOCK_SIZE;
} }
samples_offset += BLOCK_SAMPLES; if (!c->eof)
samples_offset += BLOCK_SAMPLES;
} }
frame->nb_samples = samples_offset;
*got_frame_ptr = 1; *got_frame_ptr = 1;
return buf - avpkt->data; return buf - avpkt->data;