Re: [PATCH] block: Fix unneeded NULL check

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To: Ding Xiang <dingxiang@xxxxxxxxxxxxxxxxxxxx>, linux-block@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx
Subject: Re: [PATCH] block: Fix unneeded NULL check
From: Jens Axboe <axboe@xxxxxxxxx>
Date: Tue, 28 Aug 2018 08:38:17 -0600
In-reply-to: <1535441413-8583-1-git-send-email-dingxiang@cmss.chinamobile.com>
References: <1535441413-8583-1-git-send-email-dingxiang@cmss.chinamobile.com>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.0

On 8/28/18 1:30 AM, Ding Xiang wrote:
> if icq_cache is null, kmem_cache_destroy will do nothing.
> So, remove the null check.

Identical patch is already queued up:

http://git.kernel.dk/cgit/linux-block/commit/?h=for-linus&id=62d2a1940709198a522a43ff8be8b8f6b3654dec

-- 
Jens Axboe

References:
- [PATCH] block: Fix unneeded NULL check
  - From: Ding Xiang

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