diff --git a/libavcodec/vc1dec.c b/libavcodec/vc1dec.c
index b13e91f9243be33fbc0d27f06e7974d390249af7..f56f074a53c7297992381a186509f4f788179105 100644
--- a/libavcodec/vc1dec.c
+++ b/libavcodec/vc1dec.c
@@ -829,14 +829,9 @@ static void vc1_mc_4mv_chroma(VC1Context *v, int dir)
     }
 
     if (!dir) {
-        if (v->field_mode) {
-            if ((v->cur_field_type != chroma_ref_type) && v->cur_field_type) {
-                srcU = s->current_picture.f.data[1];
-                srcV = s->current_picture.f.data[2];
-            } else {
-                srcU = s->last_picture.f.data[1];
-                srcV = s->last_picture.f.data[2];
-            }
+        if (v->field_mode && (v->cur_field_type != chroma_ref_type) && v->cur_field_type) {
+            srcU = s->current_picture.f.data[1];
+            srcV = s->current_picture.f.data[2];
         } else {
             srcU = s->last_picture.f.data[1];
             srcV = s->last_picture.f.data[2];