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lzo: fix memcpy_backptr() with 0 offset

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2011-12-24 03:55:58 +01:00
parent 1858a5c25e
commit 58c41799ab
1 changed files with 1 additions and 1 deletions
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2
libavutil/lzo.c
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@ -137,7 +137,7 @@ static inline void memcpy_backptr(uint8_t *dst, int back, int cnt) {
const uint8_t *src = &dst[-back];
if (back == 1) {
memset(dst, *src, cnt);
} else {
} else if(back>0) {
#ifdef OUTBUF_PADDED
COPY2(dst, src);
COPY2(dst + 2, src + 2);