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From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: linux-kernel@vger.kernel.org,
	Andrew Morton <akpm@linux-foundation.org>,
	Anders Roxell <anders.roxell@linaro.org>,
	Arnd Bergmann <arnd@arndb.de>, Michal Hocko <mhocko@suse.com>,
	linux-mm@kvack.org
Subject: Re: [PATCH] backing-dev: no need to check return value of debugfs_create functions
Date: Wed, 23 Jan 2019 22:35:06 +0100	[thread overview]
Message-ID: <20190123213506.nfjqpbhbctmls2lf@linutronix.de> (raw)
In-Reply-To: <20190122152151.16139-8-gregkh@linuxfoundation.org>

On 2019-01-22 16:21:07 [+0100], Greg Kroah-Hartman wrote:
> When calling debugfs functions, there is no need to ever check the
> return value.  The function can work or not, but the code logic should
> never do something different based on this.
> 
> And as the return value does not matter at all, no need to save the
> dentry in struct backing_dev_info, so delete it.
> 
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Cc: Anders Roxell <anders.roxell@linaro.org>
> Cc: Arnd Bergmann <arnd@arndb.de>
> Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
> Cc: Michal Hocko <mhocko@suse.com>
> Cc: linux-mm@kvack.org
> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

with "[PATCH 2/2] debugfs: return error values, not NULL"
Reviewed-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>

Sebastian

      parent reply	other threads:[~2019-01-23 21:35 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-22 15:21 Greg Kroah-Hartman
2019-01-22 16:07 ` Sebastian Andrzej Siewior
2019-01-22 16:25   ` Greg Kroah-Hartman
2019-01-22 17:19     ` Sebastian Andrzej Siewior
2019-01-22 18:33       ` Greg Kroah-Hartman
2019-01-22 18:46         ` Qian Cai
2019-01-22 20:28         ` Sebastian Andrzej Siewior
2019-01-23  6:46     ` Greg Kroah-Hartman
2019-01-23 21:35 ` Sebastian Andrzej Siewior [this message]

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