Index: wp-admin/network/user-new.php
===================================================================
--- wp-admin/network/user-new.php	(revision 36662)
+++ wp-admin/network/user-new.php	(working copy)
@@ -76,10 +76,9 @@
 			}
 		}
 
-		if ( empty( $edit_link ) ) {
-			$messages[] = __( 'User added.' );
-		} else {
-			$messages[] = sprintf( __( 'User added. <a href="%1$s">Edit User</a>' ), $edit_link );
+		$messages[] = __( 'User added.' );
+		if ( ! empty( $edit_link ) ) {
+			$messages[] .= ' <a href="' . $edit_link . '">' . __( 'Edit User' ) . '</a>';
 		}
 	}
 }
Index: wp-admin/user-new.php
===================================================================
--- wp-admin/user-new.php	(revision 36662)
+++ wp-admin/user-new.php	(working copy)
@@ -243,10 +243,9 @@
 				$messages[] = __('Invitation email sent to user. A confirmation link must be clicked for them to be added to your site.');
 				break;
 			case "addnoconfirmation":
-				if ( empty( $edit_link ) ) {
-					$messages[] = __( 'User has been added to your site.' );
-				} else {
-					$messages[] = sprintf( __( 'User has been added to your site. <a href="%1$s">Edit User</a>' ), $edit_link );
+				$messages[] = __( 'User has been added to your site.' );
+				if ( ! empty( $edit_link ) ) {
+					$messages[] .= ' <a href="' . $edit_link . '">' . __( 'Edit User' ) . '</a>';
 				}
 				break;
 			case "addexisting":