diff --git a/wp-includes/pluggable-functions.php b/wp-includes/pluggable-functions.php
index 16dfb99450..6856c1c7e6 100644
--- a/wp-includes/pluggable-functions.php
+++ b/wp-includes/pluggable-functions.php
@@ -248,6 +248,16 @@ function wp_redirect($location) {
 }
 endif;
 
+if ( !function_exists('wp_get_cookie_login') ):
+function wp_get_cookie_login() {
+	if ( empty($_COOKIE[USER_COOKIE]) || empty($_COOKIE[PASS_COOKIE]) )
+		return false;
+
+	return array('login' => $_COOKIE[USER_COOKIE],	'password' => $_COOKIE[PASS_COOKIE]);
+}
+
+endif;
+
 if ( !function_exists('wp_setcookie') ) :
 function wp_setcookie($username, $password, $already_md5 = false, $home = '', $siteurl = '', $remember = false) {
 	if ( !$already_md5 )
diff --git a/wp-login.php b/wp-login.php
index 97f41aef45..e15f3f127a 100644
--- a/wp-login.php
+++ b/wp-login.php
@@ -177,12 +177,12 @@ default:
 		$user_login = sanitize_user( $user_login );
 		$user_pass  = $_POST['pwd'];
 		$rememberme = $_POST['rememberme'];
-	} elseif ( !empty($_COOKIE) ) {
-		if ( !empty($_COOKIE[USER_COOKIE]) )
-			$user_login = $_COOKIE[USER_COOKIE];
-		if ( !empty($_COOKIE[PASS_COOKIE]) ) {
-			$user_pass = $_COOKIE[PASS_COOKIE];
+	} else {
+		$cookie_login = wp_get_cookie_login();
+		if ( ! empty($cookie_login) ) {
 			$using_cookie = true;
+			$user_login = $cookie_login['login'];
+			$user_pass = $cookie_login['password'];
 		}
 	}