From 734781a9165a1d2fe6117a6435dd3f7619dd9794 Mon Sep 17 00:00:00 2001 From: Chengguang Xu Date: Tue, 28 Aug 2018 07:51:30 +0800 Subject: [PATCH] s390/dasd: remove unnecessary condition check MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit kmem_cache_destroy() can handle NULL pointer correctly, so there is no need to check NULL pointer before calling kmem_cache_destroy(). Signed-off-by: Chengguang Xu Signed-off-by: Jan Höppner Signed-off-by: Martin Schwidefsky --- drivers/s390/block/dasd.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index a23e7d394a0ad..5e9ebdb0594c5 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -3309,10 +3309,8 @@ dasd_exit(void) dasd_proc_exit(); #endif dasd_eer_exit(); - if (dasd_page_cache != NULL) { - kmem_cache_destroy(dasd_page_cache); - dasd_page_cache = NULL; - } + kmem_cache_destroy(dasd_page_cache); + dasd_page_cache = NULL; dasd_gendisk_exit(); dasd_devmap_exit(); if (dasd_debug_area != NULL) { -- 2.30.2