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| author |   Chengguang Xu <cgxu519@gmx.com> | 2018-08-28 07:51:30 +0800 |
|---|---|---|
| committer |   Martin Schwidefsky <schwidefsky@de.ibm.com> | 2018-09-20 13:20:27 +0200 |
| commit | 734781a9165a1d2fe6117a6435dd3f7619dd9794 (patch) | |
| tree | 3fe94710fc4d74f69058d491495982d221822c42 /drivers/s390/block | |
| parent | s390/hibernate: fix error handling when suspend cpu != resume cpu (diff) | |
| download | linux-dev-734781a9165a1d2fe6117a6435dd3f7619dd9794.tar.xz linux-dev-734781a9165a1d2fe6117a6435dd3f7619dd9794.zip | |
s390/dasd: remove unnecessary condition check
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 <cgxu519@gmx.com>
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/block')
| -rw-r--r-- | drivers/s390/block/dasd.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index a23e7d394a0a..5e9ebdb0594c 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) { |