diff --git a/wp-includes/class-wp-xmlrpc-server.php b/wp-includes/class-wp-xmlrpc-server.php
index d015964f0a..c96104ccfa 100644
--- a/wp-includes/class-wp-xmlrpc-server.php
+++ b/wp-includes/class-wp-xmlrpc-server.php
@@ -3789,7 +3789,7 @@ class wp_xmlrpc_server extends IXR_Server {
 		}
 
 		$result = wp_update_comment( $comment, true );
-		if ( is_wp_error( $result ) || false === $result ) {
+		if ( is_wp_error( $result ) ) {
 			return new IXR_Error( 500, $result->get_error_message() );
 		}
 
diff --git a/wp-includes/comment.php b/wp-includes/comment.php
index a8cc4dda29..6cc20e18c1 100644
--- a/wp-includes/comment.php
+++ b/wp-includes/comment.php
@@ -2503,9 +2503,17 @@ function wp_update_comment( $commentarr, $wp_error = false ) {
 	 */
 	$data = apply_filters( 'wp_update_comment_data', $data, $comment, $commentarr, $wp_error );
 
+	if ( ! $data ) {
+		$data = new WP_Error( 'comment_update_canceled', __( 'Comment update canceled.' ) );
+	}
+
 	// Do not carry on on failure.
-	if ( is_wp_error( $data ) || ! $data ) {
-		return $data;
+	if ( is_wp_error( $data ) ) {
+		if ( $wp_error ) {
+			return $data;
+		} else {
+			return false;
+		}
 	}
 
 	$keys = array( 'comment_post_ID', 'comment_content', 'comment_author', 'comment_author_email', 'comment_approved', 'comment_karma', 'comment_author_url', 'comment_date', 'comment_date_gmt', 'comment_type', 'comment_parent', 'user_id', 'comment_agent', 'comment_author_IP' );
diff --git a/wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php b/wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php
index 97dbb737c7..d72efedcbc 100644
--- a/wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php
+++ b/wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php
@@ -870,7 +870,7 @@ class WP_REST_Comments_Controller extends WP_REST_Controller {
 
 			$updated = wp_update_comment( wp_slash( (array) $prepared_args ), true );
 
-			if ( is_wp_error( $updated ) || false === $updated ) {
+			if ( is_wp_error( $updated ) ) {
 				return new WP_Error(
 					'rest_comment_failed_edit',
 					__( 'Updating comment failed.' ),
diff --git a/wp-includes/version.php b/wp-includes/version.php
index edfafb4d72..821215a3e1 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.5-alpha-48217';
+$wp_version = '5.5-alpha-48218';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.