Index: wp-admin/includes/class-wp-plugins-list-table.php
===================================================================
--- wp-admin/includes/class-wp-plugins-list-table.php	(revision 17562)
+++ wp-admin/includes/class-wp-plugins-list-table.php	(working copy)
@@ -108,6 +108,8 @@
 		if ( $s ) {
 			$status = 'search';
 			$plugins['search'] = array_filter( $plugins['all'], array( &$this, '_search_callback' ) );
+		} else if ( $status == 'search' ) {
+			$status = 'all';
 		}
 
 		$totals = array();