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From: Marc Zyngier <maz@misterjones.org>
To: Arnd Bergmann <arnd@arndb.de>
Cc: <linux-arm-kernel@infradead.org>, <arm@kernel.org>,
	<linux-kernel@vger.kernel.org>,
	Haojian Zhuang <haojian.zhuang@gmail.com>,
	Eric Miao <eric.y.miao@gmail.com>
Subject: Re: [PATCH 03/17] ARM: pxa: Wunused-result warning in viper board file
Date: Tue, 02 Oct 2012 18:50:55 +0200	[thread overview]
Message-ID: <52173c1c1959ad9cd89b3d86a81acef2@localhost> (raw)
In-Reply-To: <1349195816-2225-4-git-send-email-arnd@arndb.de>

On Tue,  2 Oct 2012 18:36:42 +0200, Arnd Bergmann <arnd@arndb.de> wrote:
> Calling kstrtoul requires checking the result. In case of
> the viper_tpm_setup function, let's fail the __setup function
> if the number was invalid.
> 
> Without this patch, building viper_defconfig results in:
> 
> arch/arm/mach-pxa/viper.c: In function 'viper_tpm_setup':
> arch/arm/mach-pxa/viper.c:771:10: warning: ignoring return value of
> 'kstrtoul', declared with attribute warn_unused_result [-Wunused-result]
> 
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> Cc: Haojian Zhuang <haojian.zhuang@gmail.com>
> Cc: Eric Miao <eric.y.miao@gmail.com>
> Cc: Marc Zyngier <maz@misterjones.org>

Acked-by: Marc Zyngier <maz@misterjones.org>

> ---
>  arch/arm/mach-pxa/viper.c |    3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/arch/arm/mach-pxa/viper.c b/arch/arm/mach-pxa/viper.c
> index 130379f..ac733e9 100644
> --- a/arch/arm/mach-pxa/viper.c
> +++ b/arch/arm/mach-pxa/viper.c
> @@ -768,8 +768,7 @@ static unsigned long viper_tpm;
>  
>  static int __init viper_tpm_setup(char *str)
>  {
> -	strict_strtoul(str, 10, &viper_tpm);
> -	return 1;
> +	return strict_strtoul(str, 10, &viper_tpm) >= 0;
>  }
>  
>  __setup("tpm=", viper_tpm_setup);

-- 
Who you jivin' with that Cosmik Debris?

  reply	other threads:[~2012-10-02 17:20 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1349195816-2225-1-git-send-email-arnd@arndb.de>
2012-10-02 16:36 ` [PATCH 01/17] ARM: shmobile: fix memory size for kota2_defconfig Arnd Bergmann
2012-10-03  0:37   ` Simon Horman
2012-10-04  8:34     ` Arnd Bergmann
2012-10-04  8:58       ` Simon Horman
2012-11-30 22:10         ` Olof Johansson
2012-12-01  0:26           ` Simon Horman
2013-01-07  1:59           ` Simon Horman
2013-01-07 13:33             ` Arnd Bergmann
2013-01-08  0:19               ` Simon Horman
2013-01-08 19:06                 ` Arnd Bergmann
2012-10-02 16:36 ` [PATCH 02/17] ARM: shark: fix shark_pci_init return code Arnd Bergmann
2012-10-02 16:36 ` [PATCH 03/17] ARM: pxa: Wunused-result warning in viper board file Arnd Bergmann
2012-10-02 16:50   ` Marc Zyngier [this message]
2012-10-02 16:36 ` [PATCH 04/17] ARM: pxa: define palmte2_pxa_keys conditionally Arnd Bergmann
2012-10-03 11:23   ` Marek Vasut
2012-10-02 16:36 ` [PATCH 05/17] ARM: pxa: remove sharpsl_fatal_check function Arnd Bergmann
2012-10-08  2:38   ` Eric Miao
2012-10-08  3:19     ` Haojian Zhuang
2012-10-02 16:36 ` [PATCH 06/17] ARM: pxa: work around duplicate definition of GPIO24_SSP1_SFRM Arnd Bergmann
2012-10-03  6:38   ` Igor Grinberg
2012-10-02 16:36 ` [PATCH 07/17] ARM: at91: skip at91_io_desc definition for NOMMU Arnd Bergmann
2012-10-02 18:56   ` Jean-Christophe PLAGNIOL-VILLARD
2012-10-04  8:23     ` Arnd Bergmann
2012-10-02 16:36 ` [PATCH 08/17] ARM: at91: unused variable in at91_pm_verify_clocks Arnd Bergmann
2012-10-02 18:55   ` Jean-Christophe PLAGNIOL-VILLARD
2012-10-04  8:28     ` Arnd Bergmann
2012-10-04 13:05       ` Jean-Christophe PLAGNIOL-VILLARD
2012-10-02 16:36 ` [PATCH 09/17] ARM: imx: select ARM_CPU_SUSPEND if necessary Arnd Bergmann
2012-10-07  4:12   ` Shawn Guo
2012-10-07  8:33     ` Arnd Bergmann
2012-10-02 16:36 ` [PATCH 10/17] ARM: s3c24xx: fix multiple section mismatch warnings Arnd Bergmann
2012-10-02 16:36 ` [PATCH 11/17] ARM: mv78xx0: mark mv78xx0_timer_init as __init_refok Arnd Bergmann
2012-10-02 16:36 ` [PATCH 12/17] ARM: iop13xx: mark iop13xx_scan_bus as __devinit Arnd Bergmann
2012-10-02 20:08   ` Bjorn Helgaas
2012-10-04 10:32     ` Arnd Bergmann
2012-10-04 14:30       ` Greg KH
2012-10-02 16:36 ` [PATCH 13/17] ARM: iop13xx: fix iq81340sc_atux_map_irq prototype Arnd Bergmann
2012-10-02 16:36 ` [PATCH 14/17] ARM: davinci: don't mark da850_register_cpufreq as __init Arnd Bergmann
2012-10-04 13:18   ` Sekhar Nori
2012-10-02 16:36 ` [PATCH 15/17] ARM: rpc: check device_register return code in ecard_probe Arnd Bergmann
2012-10-02 16:36 ` [PATCH 16/17] ARM: ks8695: __arch_virt_to_dma type handling Arnd Bergmann
2012-10-02 16:36 ` [PATCH 17/17] ARM: soc: dependency warnings for errata Arnd Bergmann
2012-10-02 17:16   ` Stephen Warren
2012-10-03 11:23   ` Linus Walleij

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