avformat/utils: Set stream side-data size even without side-data

Reviewed-by: James Almer <jamrial@gmail.com>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>

diff --git a/libavformat/utils.c b/libavformat/utils.c
index e6158d8058215cb78efb135903d62cbb03aa21ee..b12aff5eb0c9ac9ab9a36436fdb2b8cf39a8af03 100644 (file)
--- a/libavformat/utils.c
+++ b/libavformat/utils.c
@@ -5507,6 +5507,8 @@ uint8_t *av_stream_get_side_data(const AVStream *st,
             return st->side_data[i].data;
         }
     }
+    if (size)
+        *size = 0;
     return NULL;
 }