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ffmpeg: Fix cleanup with ost = NULL 

Fixes: 09e670595acbdafb226974b08dab66e3_signal_sigabrt_7ffff70eccc9_991_xtrem_e2_m64q15_a32sxx.3gp with memlimit of 1048576

Found-by: Samuel Groß, Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2015-07-13 23:33:18 +02:00
parent 85b7456efe
commit 503ec7139f
1 changed files with 6 additions and 1 deletions
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ffmpeg.c
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@ -510,7 +510,12 @@ static void ffmpeg_cleanup(int ret)
}
for (i = 0; i < nb_output_streams; i++) {
OutputStream *ost = output_streams[i];
AVBitStreamFilterContext *bsfc = ost->bitstream_filters;
AVBitStreamFilterContext *bsfc;
if (!ost)
continue;
bsfc = ost->bitstream_filters;
while (bsfc) {
AVBitStreamFilterContext *next = bsfc->next;
av_bitstream_filter_close(bsfc);