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-rw-r--r--libavfilter/vf_stack.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/libavfilter/vf_stack.c b/libavfilter/vf_stack.c
index 6342e3f..8a90caa 100644
--- a/libavfilter/vf_stack.c
+++ b/libavfilter/vf_stack.c
@@ -116,8 +116,10 @@ static int process_frame(FFFrameSync *fs)
int linesize[4];
int height[4];
- if ((ret = av_image_fill_linesizes(linesize, inlink->format, inlink->w)) < 0)
+ if ((ret = av_image_fill_linesizes(linesize, inlink->format, inlink->w)) < 0) {
+ av_frame_free(&out);
return ret;
+ }
height[1] = height[2] = FF_CEIL_RSHIFT(inlink->h, s->desc->log2_chroma_h);
height[0] = height[3] = inlink->h;
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