diff --git a/docshell/base/nsDocShell.cpp b/docshell/base/nsDocShell.cpp
index 534ebd85d..b9387dad5 100644
--- a/docshell/base/nsDocShell.cpp
+++ b/docshell/base/nsDocShell.cpp
@@ -5323,11 +5323,16 @@ nsDocShell::Reload(uint32_t aReloadFlags)
       }
     }
 
-    rv = InternalLoad(mCurrentURI,
+    // Stack variables to ensure changes to the member variables don't affect
+    // the call.
+    nsCOMPtr<nsIURI> currentURI = mCurrentURI;
+    nsCOMPtr<nsIURI> referrerURI = mReferrerURI;
+    uint32_t referrerPolicy = mReferrerPolicy;
+    rv = InternalLoad(currentURI,
                       originalURI,
                       loadReplace,
-                      mReferrerURI,
-                      mReferrerPolicy,
+                      referrerURI,
+                      referrerPolicy,
                       principal,
                       flags,
                       nullptr,         // No window target
diff --git a/dom/base/nsGlobalWindow.cpp b/dom/base/nsGlobalWindow.cpp
index 5346ba11d..dd349274f 100644
--- a/dom/base/nsGlobalWindow.cpp
+++ b/dom/base/nsGlobalWindow.cpp
@@ -9411,7 +9411,7 @@ void
 nsGlobalWindow::SetActive(bool aActive)
 {
   nsPIDOMWindow::SetActive(aActive);
-  if (mDoc) {
+  if (MOZ_LIKELY(mDoc)) {
     NotifyDocumentTree(mDoc, nullptr);
   }
 }