diff --git a/libavfilter/defaults.c b/libavfilter/defaults.c
index 98339b6f30886b6551f58c71fc6d4c09c1fc8ac9..9f245c306fc0105cb185fb67b17d4daa51920a64 100644
--- a/libavfilter/defaults.c
+++ b/libavfilter/defaults.c
@@ -126,7 +126,7 @@ AVFilterBufferRef *avfilter_default_get_audio_buffer(AVFilterLink *link, int per
     return ref;
 
 fail:
-    if (ref && ref->audio)
+    if (ref)
         av_free(ref->audio);
     av_free(ref);
     av_free(samples);
diff --git a/libavformat/avidec.c b/libavformat/avidec.c
index d8d4726ae94327e9b717be4a307f41d212939fd3..27a9d1fbc3dd2adf34a4f5de7b4c45a0814137d5 100644
--- a/libavformat/avidec.c
+++ b/libavformat/avidec.c
@@ -1354,8 +1354,7 @@ static int avi_read_close(AVFormatContext *s)
         }
     }
 
-    if (avi->dv_demux)
-        av_free(avi->dv_demux);
+    av_free(avi->dv_demux);
 
     return 0;
 }