diff --git a/src/wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php b/src/wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php
index 656d1174bc..2c9bf40f19 100644
--- a/src/wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php
+++ b/src/wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php
@@ -2064,8 +2064,8 @@ class WP_REST_Posts_Controller extends WP_REST_Controller {
 		}
 
 		if ( in_array( $post->post_type, array( 'post', 'page' ), true ) || post_type_supports( $post->post_type, 'revisions' ) ) {
-			$revision        = wp_get_latest_revision_id_and_total_count( $post->ID );
-			$revisions_count = ! is_wp_error( $revision ) ? $revision['count'] : 0;
+			$revisions       = wp_get_latest_revision_id_and_total_count( $post->ID );
+			$revisions_count = ! is_wp_error( $revisions ) ? $revisions['count'] : 0;
 
 			$links['version-history'] = array(
 				'href'  => rest_url( trailingslashit( $base ) . $post->ID . '/revisions' ),
@@ -2073,11 +2073,9 @@ class WP_REST_Posts_Controller extends WP_REST_Controller {
 			);
 
 			if ( $revisions_count > 0 ) {
-				$latest_revision = $revision['revision'];
-
 				$links['predecessor-version'] = array(
-					'href' => rest_url( trailingslashit( $base ) . $post->ID . '/revisions/' . $latest_revision ),
-					'id'   => $latest_revision,
+					'href' => rest_url( trailingslashit( $base ) . $post->ID . '/revisions/' . $revisions['latest_id'] ),
+					'id'   => $revisions['latest_id'],
 				);
 			}
 		}
diff --git a/src/wp-includes/revision.php b/src/wp-includes/revision.php
index 0870b837c2..95a7c507fa 100644
--- a/src/wp-includes/revision.php
+++ b/src/wp-includes/revision.php
@@ -533,11 +533,12 @@ function wp_get_post_revisions( $post = 0, $args = null ) {
  * @since 6.1.0
  *
  * @param int|WP_Post $post Optional. Post ID or WP_Post object. Default is global $post.
- * @return WP_Error|array {
- *     Returns associative array with latest revision ID and total count.
+ * @return array|WP_Error {
+ *     Returns associative array with latest revision ID and total count,
+ *     or a WP_Error if the post does not exist or revisions are not enabled.
  *
- *     @type int $revision The latest revision post ID or 0 if no revisions exist.
- *     @type int $count    The total count of revisions for the given post.
+ *     @type int $latest_id The latest revision post ID or 0 if no revisions exist.
+ *     @type int $count     The total count of revisions for the given post.
  * }
  */
 function wp_get_latest_revision_id_and_total_count( $post = 0 ) {
@@ -567,14 +568,14 @@ function wp_get_latest_revision_id_and_total_count( $post = 0 ) {
 
 	if ( ! $revisions ) {
 		return array(
-			'revision' => 0,
-			'count'    => 0,
+			'latest_id' => 0,
+			'count'     => 0,
 		);
 	}
 
 	return array(
-		'revision' => $revisions[0],
-		'count'    => $revision_query->found_posts,
+		'latest_id' => $revisions[0],
+		'count'     => $revision_query->found_posts,
 	);
 }
 
diff --git a/tests/phpunit/tests/post/revisions.php b/tests/phpunit/tests/post/revisions.php
index e95f08f927..e4e0c500d5 100644
--- a/tests/phpunit/tests/post/revisions.php
+++ b/tests/phpunit/tests/post/revisions.php
@@ -675,17 +675,17 @@ class Tests_Post_Revisions extends WP_UnitTestCase {
 
 		$post_revisions       = wp_get_post_revisions( $post_id );
 		$latest_post_revision = current( $post_revisions );
-		$revision             = wp_get_latest_revision_id_and_total_count( $post_id );
+		$revisions            = wp_get_latest_revision_id_and_total_count( $post_id );
 
 		$this->assertSame(
 			$latest_post_revision->ID,
-			$revision['revision'],
+			$revisions['latest_id'],
 			'The latest revision ID does not match.'
 		);
 
 		$this->assertSame(
 			count( $post_revisions ),
-			$revision['count'],
+			$revisions['count'],
 			'The total count of revisions does not match.'
 		);
 	}