linux-kernel - Re: [PATCH 1/4] arm64: dump: no need to check return value of debugfs

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Message-ID: <20190125181300.GN25901@arrakis.emea.arm.com>
Date:   Fri, 25 Jan 2019 18:13:00 +0000
From:   Catalin Marinas <catalin.marinas@....com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Kevin Hilman <khilman@...nel.org>,
        Russell King <linux@...linux.org.uk>,
        Will Deacon <will.deacon@....com>,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        Marc Zyngier <marc.zyngier@....com>,
        Peng Donglin <dolinux.peng@...il.com>
Subject: Re: [PATCH 1/4] arm64: dump: no need to check return value of
 debugfs_create functions

On Tue, Jan 22, 2019 at 03:41:11PM +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.
> 
> Cc: Catalin Marinas <catalin.marinas@....com>
> Cc: Will Deacon <will.deacon@....com>
> Cc: Marc Zyngier <marc.zyngier@....com>
> Cc: Peng Donglin <dolinux.peng@...il.com>
> Cc: <linux-arm-kernel@...ts.infradead.org>
> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

Acked-by: Catalin Marinas <catalin.marinas@....com>