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avcodec/adpcmenc: fix integer overflow / undefined behavior in STORE_NODE() 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-06-06 17:56:26 +02:00
parent 1aa60980d2
commit 049b20b287
1 changed files with 1 additions and 1 deletions
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2
libavcodec/adpcmenc.c
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@ -332,7 +332,7 @@ static void adpcm_compress_trellis(AVCodecContext *avctx,
uint8_t *h;\
dec_sample = av_clip_int16(dec_sample);\
d = sample - dec_sample;\
ssd = nodes[j]->ssd + d*d;\
ssd = nodes[j]->ssd + d*(unsigned)d;\
/* Check for wraparound, skip such samples completely. \
* Note, changing ssd to a 64 bit variable would be \
* simpler, avoiding this check, but it's slower on \