linux-kernel - Re: [PATCH] drivers: regulator: core: remove return value check of `rdev->debugfs`

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Date:   Mon, 24 Apr 2023 12:56:58 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Yuchen Yang <u202114568@...t.edu.cn>
Cc:     Liam Girdwood <lgirdwood@...il.com>,
        Stephen Boyd <sboyd@...eaurora.org>,
        hust-os-kernel-patches@...glegroups.com,
        Dongliang Mu <dzm91@...t.edu.cn>,
        Liam Girdwood <lrg@...mlogic.co.uk>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drivers: regulator: core: remove return value check of
 `rdev->debugfs`

On Mon, Apr 24, 2023 at 10:57:37AM +0800, Yuchen Yang wrote:
> Smatch complains that:
> rdev_init_debugfs() warn: 'rdev->debugfs' is an error pointer or valid
> 
> According to the documentation of the debugfs_create_dir() function, 
> there is no need to check the return value of this function.
> Just delete the dead code.

Please stop sending these patches.

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