Index: ms-delete-site.php
===================================================================
--- ms-delete-site.php	(revision 46888)
+++ ms-delete-site.php	(working copy)
@@ -17,7 +17,7 @@
 	wp_die( __( 'Sorry, you are not allowed to delete this site.' ) );
 }
 
-if ( isset( $_GET['h'] ) && $_GET['h'] != '' && get_option( 'delete_blog_hash' ) != false ) {
+if ( isset( $_GET['h'] ) && $_GET['h'] != '' && false !== get_option( 'delete_blog_hash' ) ) {
 	if ( hash_equals( get_option( 'delete_blog_hash' ), $_GET['h'] ) ) {
 		wpmu_delete_blog( get_current_blog_id() );
 		wp_die(
@@ -42,7 +42,7 @@
 echo '<div class="wrap">';
 echo '<h1>' . esc_html( $title ) . '</h1>';
 
-if ( isset( $_POST['action'] ) && $_POST['action'] == 'deleteblog' && isset( $_POST['confirmdelete'] ) && $_POST['confirmdelete'] == '1' ) {
+if ( isset( $_POST['action'] ) && 'deleteblog' === $_POST['action'] && isset( $_POST['confirmdelete'] ) && $_POST['confirmdelete'] === '1' ) {
 	check_admin_referer( 'delete-blog' );
 
 	$hash = wp_generate_password( 20, false );