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Add a NULL pointer check to avcodec_close() this should prevent a segfault

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when closing without open.

Originally committed as revision 20495 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2009-11-10 02:51:47 +00:00
parent 7c4a001a33
commit dccda293a0
1 changed files with 1 additions and 1 deletions
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2
libavcodec/utils.c
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@ -675,7 +675,7 @@ int avcodec_close(AVCodecContext *avctx)
if (HAVE_THREADS && avctx->thread_opaque) if (HAVE_THREADS && avctx->thread_opaque)
avcodec_thread_free(avctx); avcodec_thread_free(avctx);
if (avctx->codec->close) if (avctx->codec && avctx->codec->close)
avctx->codec->close(avctx); avctx->codec->close(avctx);
avcodec_default_free_buffers(avctx); avcodec_default_free_buffers(avctx);
av_freep(&avctx->priv_data); av_freep(&avctx->priv_data);