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vsrc_buffer: fix null ptr segfault

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-04-17 03:19:57 +02:00
parent 0d115d7799
commit 5cd460ba63
1 changed files with 1 additions and 1 deletions
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2
libavfilter/vsrc_buffer.c
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@ -209,7 +209,7 @@ static av_cold int init(AVFilterContext *ctx, const char *args, void *opaque)
static av_cold void uninit(AVFilterContext *ctx)
{
BufferSourceContext *s = ctx->priv;
while (av_fifo_size(s->fifo)) {
while (s->fifo && av_fifo_size(s->fifo)) {
AVFilterBufferRef *buf;
av_fifo_generic_read(s->fifo, &buf, sizeof(buf), NULL);
avfilter_unref_buffer(buf);