diff --git a/mozilla/content/base/src/nsStyleContext.cpp b/mozilla/content/base/src/nsStyleContext.cpp
index 9155a5ed0ef..75072b4fae3 100644
--- a/mozilla/content/base/src/nsStyleContext.cpp
+++ b/mozilla/content/base/src/nsStyleContext.cpp
@@ -206,9 +206,8 @@ nsStyleContext::QueryInterface(const nsIID& aIID, void** aInstancePtr)
 
 nsIStyleContext* nsStyleContext::GetParent(void) const
 {
-  nsIStyleContext *rv = mParent;
-  NS_IF_ADDREF(rv);
-  return rv;
+  NS_IF_ADDREF(mParent);
+  return mParent;
 }
 
 NS_IMETHODIMP
diff --git a/mozilla/layout/style/nsStyleContext.cpp b/mozilla/layout/style/nsStyleContext.cpp
index 9155a5ed0ef..75072b4fae3 100644
--- a/mozilla/layout/style/nsStyleContext.cpp
+++ b/mozilla/layout/style/nsStyleContext.cpp
@@ -206,9 +206,8 @@ nsStyleContext::QueryInterface(const nsIID& aIID, void** aInstancePtr)
 
 nsIStyleContext* nsStyleContext::GetParent(void) const
 {
-  nsIStyleContext *rv = mParent;
-  NS_IF_ADDREF(rv);
-  return rv;
+  NS_IF_ADDREF(mParent);
+  return mParent;
 }
 
 NS_IMETHODIMP