From 6884e1340d667ce7de13d7de1063e5d928443d10 Mon Sep 17 00:00:00 2001
From: Sergey Biryukov <sergeybiryukov@git.wordpress.org>
Date: Thu, 19 Nov 2020 12:03:11 +0000
Subject: [PATCH] Coding Standards: Remove redundant `isset()` check in
 `core_upgrade_preamble()`.

`isset()` can be safely used to check properties and subproperties of objects directly.

Follow-up to [49638].

See #51799.

git-svn-id: https://develop.svn.wordpress.org/trunk@49668 602fd350-edb4-49c9-b593-d223f7449a82
---
 src/wp-admin/update-core.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/wp-admin/update-core.php b/src/wp-admin/update-core.php
index 47f4b6ae52..3beb87b6ed 100644
--- a/src/wp-admin/update-core.php
+++ b/src/wp-admin/update-core.php
@@ -232,7 +232,7 @@ function core_upgrade_preamble() {
 	$wp_version = get_bloginfo( 'version' );
 	$updates    = get_core_updates();
 
-	if ( isset( $updates[0] ) && isset( $updates[0]->version ) && version_compare( $updates[0]->version, $wp_version, '>' ) ) {
+	if ( isset( $updates[0]->version ) && version_compare( $updates[0]->version, $wp_version, '>' ) ) {
 		echo '<h2 class="response">';
 		_e( 'An updated version of WordPress is available.' );
 		echo '</h2>';
@@ -258,6 +258,7 @@ function core_upgrade_preamble() {
 		echo '</li>';
 	}
 	echo '</ul>';
+
 	// Don't show the maintenance mode notice when we are only showing a single re-install option.
 	if ( $updates && ( count( $updates ) > 1 || 'latest' !== $updates[0]->response ) ) {
 		echo '<p>' . __( 'While your site is being updated, it will be in maintenance mode. As soon as your updates are complete, this mode will be deactivated.' ) . '</p>';
@@ -270,6 +271,7 @@ function core_upgrade_preamble() {
 			$normalized_version
 		) . '</p>';
 	}
+
 	dismissed_updates();
 }