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avcodec/utils: Fix off by 1 error causing unneeded allocation in ff_fast_malloc()

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Reviewed-by: Benoit Fouet <benoit.fouet@free.fr>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-09-29 05:41:54 +02:00
parent 3f5095f213
commit 8ba6945487
1 changed files with 1 additions and 1 deletions
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2
libavcodec/utils.c
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@ -122,7 +122,7 @@ static void *avformat_mutex;
static inline int ff_fast_malloc(void *ptr, unsigned int *size, size_t min_size, int zero_realloc)
{
void **p = ptr;
if (min_size < *size)
if (min_size <= *size && *p)
return 0;
min_size = FFMAX(17 * min_size / 16 + 32, min_size);
av_free(*p);