Re: [PATCH] md/bcache: Remove NULL check.

From: Coly Li
Date: Mon Aug 13 2018 - 06:00:23 EST


On 2018/8/13 5:38 PM, Sean Fu wrote:
> Remove unnessesary NULL check before kmem_cache_destroy() in
> drivers/md/bcache/request.c
>
> Signed-off-by: Sean Fu <fxinrong@xxxxxxxxx>

Hi Sean,

A same change is posted in my previous checkpatch fixes series. You may
find it from,
https://git.kernel.org/pub/scm/linux/kernel/git/colyli/linux-bcache.git/?h=for-next

The identical patch is,
https://git.kernel.org/pub/scm/linux/kernel/git/colyli/linux-bcache.git/commit/?h=for-next&id=26b39d0732955ecb839d0afe8d6211d70f213384

Thanks.

Coly Li

> ---
> drivers/md/bcache/request.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c
> index ae67f5f..0ddee35 100644
> --- a/drivers/md/bcache/request.c
> +++ b/drivers/md/bcache/request.c
> @@ -1306,8 +1306,7 @@ void bch_flash_dev_request_init(struct bcache_device *d)
>
> void bch_request_exit(void)
> {
> - if (bch_search_cache)
> - kmem_cache_destroy(bch_search_cache);
> + kmem_cache_destroy(bch_search_cache);
> }
>
> int __init bch_request_init(void)
>