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

when closing without open.

Originally committed as revision 20495 to svn://svn.ffmpeg.org/ffmpeg/trunk
release/0.6
Michael Niedermayer 15 years ago
parent 7c4a001a33
commit dccda293a0
  1. 2
      libavcodec/utils.c

@ -675,7 +675,7 @@ int avcodec_close(AVCodecContext *avctx)
if (HAVE_THREADS && avctx->thread_opaque)
avcodec_thread_free(avctx);
if (avctx->codec->close)
if (avctx->codec && avctx->codec->close)
avctx->codec->close(avctx);
avcodec_default_free_buffers(avctx);
av_freep(&avctx->priv_data);

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