Make Dedup properly dedup ExtModules (#781)

1 files changed, 1 insertions, 5 deletions

diff --git a/src/main/scala/firrtl/transforms/Dedup.scala b/src/main/scala/firrtl/transforms/Dedup.scala
index 91c82395..5630cecf 100644
--- a/src/main/scala/firrtl/transforms/Dedup.scala
+++ b/src/main/scala/firrtl/transforms/Dedup.scala
@@ -126,11 +126,7 @@ object DedupModules {
       case h: IsDeclaration => h map rename map retype(h.name) map onExp map reinfo
       case other => other map reinfo map onExp map onStmt
     }
-    val finalModule = module match {
-      case m: Module => m map onPort map onStmt
-      case other => other
-    }
-    finalModule
+    module map onPort map onStmt
   }
 
   /**