---
libavfilter/vf_gradfun.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/libavfilter/vf_gradfun.c b/libavfilter/vf_gradfun.c
index 402e3b5..8ed706d 100644
--- a/libavfilter/vf_gradfun.c
+++ b/libavfilter/vf_gradfun.c
@@ -166,6 +166,7 @@ static int config_input(AVFilterLink *inlink)
int hsub = desc->log2_chroma_w;
int vsub = desc->log2_chroma_h;
+ av_freep(&s->buf);
s->buf = av_mallocz((FFALIGN(inlink->w, 16) * (s->radius + 1) / 2 + 32) *
sizeof(uint16_t));
if (!s->buf)
return AVERROR(ENOMEM);
--
1.7.10.4
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