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[FFmpeg-devel] avfilter/vf_guided: add null pointer check of ref_frame and main_frame

Message ID 20210514025409.35502-1-liuqi05@kuaishou.com
State New
Headers show
Series [FFmpeg-devel] avfilter/vf_guided: add null pointer check of ref_frame and main_frame | expand

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Commit Message

Steven Liu May 14, 2021, 2:54 a.m. UTC 
fix CID: 1484785
check ref_frame and main_frame before use them

Signed-off-by: Steven Liu <liuqi05@kuaishou.com>
---
 libavfilter/vf_guided.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/libavfilter/vf_guided.c b/libavfilter/vf_guided.c
index e7c689e7be..0868b9cd4f 100644
--- a/libavfilter/vf_guided.c
+++ b/libavfilter/vf_guided.c
@@ -334,7 +334,7 @@  static int process_frame(FFFrameSync *fs)
     }
     av_frame_copy_props(out_frame, main_frame);
 
-    if (ctx->is_disabled || !ref_frame) {
+    if ((ctx->is_disabled || !ref_frame) && ref_frame && main_frame) {
         av_frame_copy_props(ref_frame, main_frame);
     }