[FFmpeg-cvslog] avcodec/vp6: Use av_freep(), avoid leaving stale pointers

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Fri Nov 21 18:02:01 2014 +0100| [2ae2c60554c2731e21a41c3f32a225f0a9fb9b26] | committer: Michael Niedermayer

avcodec/vp6: Use av_freep(), avoid leaving stale pointers

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=2ae2c60554c2731e21a41c3f32a225f0a9fb9b26
---

 libavcodec/vp6.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/vp6.c b/libavcodec/vp6.c
index a18b8ff..e97ef76 100644
--- a/libavcodec/vp6.c
+++ b/libavcodec/vp6.c
@@ -651,7 +651,7 @@ static av_cold int vp6_decode_free(AVCodecContext *avctx)
     if (s->alpha_context) {
         ff_vp56_free_context(s->alpha_context);
         vp6_decode_free_context(s->alpha_context);
-        av_free(s->alpha_context);
+        av_freep(&s->alpha_context);
     }
 
     return 0;