Capabilities: When creating an auto-draft, ensure that the current user still has permission to do so.

Built from https://develop.svn.wordpress.org/trunk@33357


git-svn-id: http://core.svn.wordpress.org/trunk@33329 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/capabilities.php

@@ -1188,8 +1188,10 @@ function map_meta_cap( $cap, $user_id ) {
 	case 'edit_post':
 	case 'edit_page':
 		$post = get_post( $args[0] );
-		if ( empty( $post ) )
+		if ( empty( $post ) ) {
+			$caps[] = 'do_not_allow';
 			break;
+		}
 
 		if ( 'revision' == $post->post_type ) {
 			$post = get_post( $post->post_parent );