linux-kernel - Re: [PATCH] x86/intel/quark: fix simple

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Message-ID: <54E5B6D6.6000308@nexus-software.ie>
Date:	Thu, 19 Feb 2015 10:11:34 +0000
From:	Bryan O'Donoghue <pure.logic@...us-software.ie>
To:	kbuild test robot <fengguang.wu@...el.com>
CC:	kbuild-all@...org, Ingo Molnar <mingo@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>, x86@...nel.org,
	Andy Shevchenko <andy.schevchenko@...il.com>,
	"Ong, Boon Leong" <boon.leong.ong@...el.com>,
	Darren Hart <dvhart@...ux.intel.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86/intel/quark: fix simple_return.cocci warnings

On 19/02/15 08:14, kbuild test robot wrote:
> arch/x86/platform/intel-quark/imr.c:129:1-4: WARNING: end returns can be simpified
>
>   Simplify a trivial if-return sequence.  Possibly combine with a
>   preceding function call.
> Generated by: scripts/coccinelle/misc/simple_return.cocci
>
> CC: Bryan O'Donoghue <pure.logic@...us-software.ie>
> Signed-off-by: Fengguang Wu <fengguang.wu@...el.com>
> ---
>
>   imr.c |    6 +-----
>   1 file changed, 1 insertion(+), 5 deletions(-)
>
> --- a/arch/x86/platform/intel-quark/imr.c
> +++ b/arch/x86/platform/intel-quark/imr.c
> @@ -126,12 +126,8 @@ static int imr_read(struct imr_device *i
>   	if (ret)
>   		return ret;
>
> -	ret = iosf_mbi_read(QRK_MBI_UNIT_MM, QRK_MBI_MM_READ,
> +	return iosf_mbi_read(QRK_MBI_UNIT_MM, QRK_MBI_MM_READ,
>   				reg++, &imr->wmask);
> -	if (ret)
> -		return ret;
> -
> -	return 0;
>   }
>
>   /**
>

This flow was a change asked for and supplied in review feedback for 
Andy Shevchenko so NAK to this patch.
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