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avfiltergraph: Properly handle memory allocation failure 

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
This commit is contained in:
Derek Buitenhuis 2013-10-22 19:40:05 +01:00
parent 6ef30976e0
commit 52aed19307
1 changed files with 13 additions and 0 deletions
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13
libavfilter/avfiltergraph.c
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@ -392,6 +392,19 @@ static int can_merge_formats(AVFilterFormats *a_arg,
return 1;
a = clone_filter_formats(a_arg);
b = clone_filter_formats(b_arg);
if (!a || !b) {
if (a)
av_freep(&a->formats);
if (b)
av_freep(&b->formats);
av_freep(&a);
av_freep(&b);
return 0;
}
if (is_sample_rate) {
ret = ff_merge_samplerates(a, b);
} else {