From 3f41775f27ad4bf81fdadffe1a2c125121c70fb0 Mon Sep 17 00:00:00 2001
From: Jake Spurlock <whyisjake@git.wordpress.org>
Date: Tue, 8 Jun 2021 22:06:32 +0000
Subject: [PATCH] Media: Ensure that post_id variable is initiated ahead of
 usage.

This prevents warnings when using custom bulk actions in the media library.

Props gitlost, achbed, Boniu91, wpgurudev, hellofromTonya.

Fixes #39589.


git-svn-id: https://develop.svn.wordpress.org/trunk@51111 602fd350-edb4-49c9-b593-d223f7449a82
---
 package-lock.json       | 10 +++++-----
 src/wp-admin/upload.php |  1 +
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/package-lock.json b/package-lock.json
index 4ae07c9d0c..e3829361a3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8258,7 +8258,7 @@
 		},
 		"create-hash": {
 			"version": "1.2.0",
-			"resolved": "https://registry.npmjs.org/create-hash/-/create-hash-1.2.0.tgz",
+			"resolved": "http://registry.npmjs.org/create-hash/-/create-hash-1.2.0.tgz",
 			"integrity": "sha512-z00bCGNHDG8mHAkP7CtT1qVu+bFQUPjYq/4Iv3C3kWjTFV10zIjfSoeqXo9Asws8gwSHDGj/hl2u4OGIjapeCg==",
 			"dev": true,
 			"requires": {
@@ -8271,7 +8271,7 @@
 		},
 		"create-hmac": {
 			"version": "1.1.7",
-			"resolved": "https://registry.npmjs.org/create-hmac/-/create-hmac-1.1.7.tgz",
+			"resolved": "http://registry.npmjs.org/create-hmac/-/create-hmac-1.1.7.tgz",
 			"integrity": "sha512-MJG9liiZ+ogc4TzUwuvbER1JRdgvUFSB5+VR/g5h82fGaIRWMWddtKBHi7/sVhfjQZ6SehlyhvQYrcYkaUIpLg==",
 			"dev": true,
 			"requires": {
@@ -8351,7 +8351,7 @@
 		},
 		"css-color-names": {
 			"version": "0.0.4",
-			"resolved": "https://registry.npmjs.org/css-color-names/-/css-color-names-0.0.4.tgz",
+			"resolved": "http://registry.npmjs.org/css-color-names/-/css-color-names-0.0.4.tgz",
 			"integrity": "sha1-gIrcLnnPhHOAabZGyyDsJ762KeA=",
 			"dev": true
 		},
@@ -9184,7 +9184,7 @@
 		},
 		"diffie-hellman": {
 			"version": "5.0.3",
-			"resolved": "https://registry.npmjs.org/diffie-hellman/-/diffie-hellman-5.0.3.tgz",
+			"resolved": "http://registry.npmjs.org/diffie-hellman/-/diffie-hellman-5.0.3.tgz",
 			"integrity": "sha512-kqag/Nl+f3GwyK25fhUMYj81BUOrZ9IuJsjIcDE5icNM9FJHAVm3VcUDxdLPoQtTuUylWm6ZIknYJwwaPxsUzg==",
 			"dev": true,
 			"requires": {
@@ -22287,7 +22287,7 @@
 		},
 		"sha.js": {
 			"version": "2.4.11",
-			"resolved": "https://registry.npmjs.org/sha.js/-/sha.js-2.4.11.tgz",
+			"resolved": "http://registry.npmjs.org/sha.js/-/sha.js-2.4.11.tgz",
 			"integrity": "sha512-QMEp5B7cftE7APOjk5Y6xgrbWu+WkLVQwk8JNjZ8nKRciZaByEW6MubieAiToS7+dwvrjGhH8jRXz3MVd0AYqQ==",
 			"dev": true,
 			"requires": {
diff --git a/src/wp-admin/upload.php b/src/wp-admin/upload.php
index b690d02506..d307453dc1 100644
--- a/src/wp-admin/upload.php
+++ b/src/wp-admin/upload.php
@@ -119,6 +119,7 @@ $doaction = $wp_list_table->current_action();
 
 if ( $doaction ) {
 	check_admin_referer( 'bulk-media' );
+	$post_ids = array();
 
 	if ( 'delete_all' === $doaction ) {
 		$post_ids = $wpdb->get_col( "SELECT ID FROM $wpdb->posts WHERE post_type='attachment' AND post_status = 'trash'" );