diff --git a/fftools/ffmpeg_enc.c b/fftools/ffmpeg_enc.c
index f01be1c22f..5f7fcf8a5f 100644
--- a/fftools/ffmpeg_enc.c
+++ b/fftools/ffmpeg_enc.c
@@ -646,7 +646,6 @@ static int encode_frame(OutputFile *of, OutputStream *ost, AVFrame *frame,
     if (frame) {
         FrameData *fd = frame_data(frame);
 
-        fd = frame_data(frame);
         if (!fd)
             return AVERROR(ENOMEM);