avfilter/vf_qp: Fix leak of out_qp_table_buf

Fixes CID1270821

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

diff --git a/libavfilter/vf_qp.c b/libavfilter/vf_qp.c
index 9c0679a70fea6c24733c8d84cde1ccbf52681c7d..d9766344c9aeae2fef7a6dd2d44e93c07f84be64 100644 (file)
--- a/libavfilter/vf_qp.c
+++ b/libavfilter/vf_qp.c
@@ -95,6 +95,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
 
     out = av_frame_clone(in);
     if (!out) {
+        av_buffer_unref(&out_qp_table_buf);
         ret = AVERROR(ENOMEM);
         goto fail;
     }