Re: NFS: remove the redundant check when kfree an object in nfs_netns_client_release

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To: zhong jiang <zhongjiang@xxxxxxxxxx>, Anna Schumaker <anna.schumaker@xxxxxxxxxx>, Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>, linux-nfs@xxxxxxxxxxxxxxx
Subject: Re: NFS: remove the redundant check when kfree an object in nfs_netns_client_release
From: Markus Elfring <Markus.Elfring@xxxxxx>
Date: Wed, 4 Sep 2019 17:11:52 +0200
Cc: linux-kernel@xxxxxxxxxxxxxxx, kernel-janitors@xxxxxxxxxxxxxxx
In-reply-to: <1567490688-17872-1-git-send-email-zhongjiang@huawei.com>
References: <1567490688-17872-1-git-send-email-zhongjiang@huawei.com>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.0

> kfree has taken the null check in account.

I suggest to take another look at a similar patch.

NFS: fix ifnullfree.cocci warnings
https://lkml.org/lkml/2019/7/7/73
https://lore.kernel.org/patchwork/patch/1098005/
https://lore.kernel.org/r/alpine.DEB.2.21.1907071844310.2521@hadrien/

Regards,
Markus

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