libavfilter/vf_cover_rect.c: free the allocated frame

Signed-off-by: Limin Wang <lance.lmwang@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

diff --git a/libavfilter/vf_cover_rect.c b/libavfilter/vf_cover_rect.c
index 41cd1a12b907d2e40fccadb336dc56c7dbad9848..898debf09d155b05a194a31924772600b3cedb6c 100644 (file)
--- a/libavfilter/vf_cover_rect.c
+++ b/libavfilter/vf_cover_rect.c
@@ -198,6 +198,7 @@ static av_cold void uninit(AVFilterContext *ctx)
 
     if (cover->cover_frame)
         av_freep(&cover->cover_frame->data[0]);
+    av_frame_free(&cover->cover_frame);
 }
 
 static av_cold int init(AVFilterContext *ctx)