Ticket #10131: upload.patch

wp-admin/upload.php

@@ -267 +267 @@
                 continue;
         $arc_row->mmonth = zeroise( $arc_row->mmonth, 2 );
 
-        if ( $arc_row->yyear . $arc_row->mmonth == $_GET['m'] )
+        if ( isset($_GET['m']) && ( $arc_row->yyear . $arc_row->mmonth == $_GET['m'] ))
                 $default = ' selected="selected"';
         else
                 $default = '';