Clear freed pointer in ffplay.c.

Fixes a crash when audio stream is cycled twice.

Originally committed as revision 22026 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 1 insertions, 0 deletions

diff --git a/ffplay.c b/ffplay.c
index 101f663ba1..16a4258334 100644
--- a/ffplay.c
+++ b/ffplay.c
@@ -1911,6 +1911,7 @@ static void stream_component_close(VideoState *is, int stream_index)
         packet_queue_end(&is->audioq);
         if (is->reformat_ctx)
             av_audio_convert_free(is->reformat_ctx);
+        is->reformat_ctx = NULL;
         break;
     case CODEC_TYPE_VIDEO:
         packet_queue_abort(&is->videoq);