[FFmpeg-devel] [PATCH] avfilter/drawtext: fix memory leak when using "reinit" runtime command

[Steven Zhou]

Free AVOption in drawtext private context when freeing old copy of drawtext
private context during processing of "reinit" runtime command.

Signed-off-by: Steven Zhou <steven.zhou at netint.ca>
---
 libavfilter/vf_drawtext.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavfilter/vf_drawtext.c b/libavfilter/vf_drawtext.c
index 8de24625d6..038646b112 100644
--- a/libavfilter/vf_drawtext.c
+++ b/libavfilter/vf_drawtext.c
@@ -1226,6 +1226,7 @@ static int command(AVFilterContext *ctx, const char *cmd, const char *arg, char
 
         ctx->priv = old;
         uninit(ctx);
+        av_opt_free(old);
         av_freep(&old);
 
         ctx->priv = new;
-- 
2.17.1