From 9dd574bd996daa490a54dca03afd98fef869a0a3 Mon Sep 17 00:00:00 2001
From: Rachel Baker <rachel@rachelbaker.me>
Date: Thu, 10 Dec 2015 15:17:29 +0000
Subject: [PATCH] =?UTF-8?q?Comments:=20Comments=20don=E2=80=99t=20need=20n?=
 =?UTF-8?q?o=20Post=20ID=20when=20created,=20so=20they=20don=E2=80=99t=20b?=
 =?UTF-8?q?e=20needing=20one=20to=20be=20edited.?=
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Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

In `wp_update_comment()` only check if the given `comment_post_ID` is valid if it isn’t `0`.  This allows comments that were created programmatically via `wp_insert_comment()` without the (optional) `comment_post_ID` parameter to be edited.

Props subharanjan for the initial patch.
Fixes #34954


Built from https://develop.svn.wordpress.org/trunk@35853


git-svn-id: http://core.svn.wordpress.org/trunk@35817 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-includes/comment.php | 2 +-
 wp-includes/version.php | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/wp-includes/comment.php b/wp-includes/comment.php
index 5de9531322..c62a920839 100644
--- a/wp-includes/comment.php
+++ b/wp-includes/comment.php
@@ -1904,7 +1904,7 @@ function wp_update_comment($commentarr) {
 	}
 
 	// Make sure that the comment post ID is valid (if specified).
-	if ( isset( $commentarr['comment_post_ID'] ) && ! get_post( $commentarr['comment_post_ID'] ) ) {
+	if ( ! empty( $commentarr['comment_post_ID'] ) && ! get_post( $commentarr['comment_post_ID'] ) ) {
 		return 0;
 	}
 
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 5208cd99b8..2cda9ff955 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.5-alpha-35850';
+$wp_version = '4.5-alpha-35853';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.