[FFmpeg-devel] [PATCH 5/8] avutil/downmix_info: zero the allocated buffer

James Almer jamrial at gmail.com
Fri Jan 10 20:34:56 EET 2025


Signed-off-by: James Almer <jamrial at gmail.com>
---
 libavutil/downmix_info.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/libavutil/downmix_info.c b/libavutil/downmix_info.c
index c634c6a79f..feaee28493 100644
--- a/libavutil/downmix_info.c
+++ b/libavutil/downmix_info.c
@@ -27,9 +27,11 @@ AVDownmixInfo *av_downmix_info_update_side_data(AVFrame *frame)
 
     side_data = av_frame_get_side_data(frame, AV_FRAME_DATA_DOWNMIX_INFO);
 
-    if (!side_data)
+    if (!side_data) {
         side_data = av_frame_new_side_data(frame, AV_FRAME_DATA_DOWNMIX_INFO,
                                            sizeof(AVDownmixInfo));
+        memset(side_data->data, 0, sizeof(AVDownmixInfo));
+    }
 
     if (!side_data)
         return NULL;
-- 
2.47.1



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