1 files changed, 6 insertions, 3 deletions
diff --git a/Bugzilla/Auth/Verify.pm b/Bugzilla/Auth/Verify.pm
index e44fb06ae..9dc83273b 100644
--- a/Bugzilla/Auth/Verify.pm
+++ b/Bugzilla/Auth/Verify.pm
@@ -106,21 +106,24 @@ sub create_or_update_user {
 
     my $user = new Bugzilla::User($user_id);
 
-    # Now that we have a valid User, we need to see if any data has to be
-    # updated.
+    # Now that we have a valid User, we need to see if any data has to be updated.
+    my $changed = 0;
+
     if ($username && lc($user->login) ne lc($username)) {
         validate_email_syntax($username)
           || return { failure => AUTH_ERROR, error => 'auth_invalid_email',
                       details => {addr => $username} };
         $user->set_login($username);
+        $changed = 1;
     }
     if ($real_name && $user->name ne $real_name) {
         # $real_name is more than likely tainted, but we only use it
         # in a placeholder and we never use it after this.
         trick_taint($real_name);
         $user->set_name($real_name);
+        $changed = 1;
     }
-    $user->update();
+    $user->update() if $changed;
 
     return { user => $user };
 }