avfilter/vf_signature: Fix leak of inpads' names

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>

diff --git a/libavfilter/vf_signature.c b/libavfilter/vf_signature.c
index 5ea55d52470cf73a42c38291f6636e783a9e75a4..d09003746cf0a3e97a87840f2a854ce0936882d7 100644 (file)
--- a/libavfilter/vf_signature.c
+++ b/libavfilter/vf_signature.c
@@ -730,6 +730,8 @@ static av_cold void uninit(AVFilterContext *ctx)
         }
         av_freep(&sic->streamcontexts);
     }
+    for (unsigned i = 0; i < ctx->nb_inputs; i++)
+        av_freep(&ctx->input_pads[i].name);
 }
 
 static int config_output(AVFilterLink *outlink)