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ffprobe: fix NULL pointer dereference in writer_close() 

Fix crash.
This commit is contained in:
Stefano Sabatini 2012-01-05 11:00:12 +01:00
parent 9ac58ba133
commit 49c207b820
1 changed files with 4 additions and 2 deletions
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6
ffprobe.c
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@ -178,9 +178,11 @@ static const AVClass writer_class = {
static void writer_close(WriterContext **wctx)
{
if (*wctx && (*wctx)->writer->uninit)
(*wctx)->writer->uninit(*wctx);
if (!*wctx)
return;
if ((*wctx)->writer->uninit)
(*wctx)->writer->uninit(*wctx);
av_freep(&((*wctx)->priv));
av_freep(wctx);
}