linux-kernel - Re: [PATCH v2 33/36] platform/x86: intel_pmc_ipc: Use octal permissions in sysfs attributes

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Wed, 8 Jan 2020 18:58:28 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Mika Westerberg <mika.westerberg@...ux.intel.com>
Cc:     Darren Hart <dvhart@...radead.org>,
        Lee Jones <lee.jones@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        "H . Peter Anvin" <hpa@...or.com>, x86@...nel.org,
        Zha Qipeng <qipeng.zha@...el.com>,
        Rajneesh Bhardwaj <rajneesh.bhardwaj@...ux.intel.com>,
        "David E . Box" <david.e.box@...ux.intel.com>,
        Guenter Roeck <linux@...ck-us.net>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 33/36] platform/x86: intel_pmc_ipc: Use octal
 permissions in sysfs attributes

On Wed, Jan 08, 2020 at 02:41:58PM +0300, Mika Westerberg wrote:
> This is the current preferred way so replace the S_IWUSR with the
> corresponding octal value. While there move the attributes to follow
> directly their store functions.
> 

Reviewed-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>

> Signed-off-by: Mika Westerberg <mika.westerberg@...ux.intel.com>
> ---
>  drivers/platform/x86/intel_pmc_ipc.c | 7 ++-----
>  1 file changed, 2 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/platform/x86/intel_pmc_ipc.c b/drivers/platform/x86/intel_pmc_ipc.c
> index acec1c6d2069..20a4bb72aeac 100644
> --- a/drivers/platform/x86/intel_pmc_ipc.c
> +++ b/drivers/platform/x86/intel_pmc_ipc.c
> @@ -215,6 +215,7 @@ static ssize_t intel_pmc_ipc_simple_cmd_store(struct device *dev,
>  	}
>  	return (ssize_t)count;
>  }
> +static DEVICE_ATTR(simplecmd, 0200, NULL, intel_pmc_ipc_simple_cmd_store);
>  
>  static ssize_t intel_pmc_ipc_northpeak_store(struct device *dev,
>  					     struct device_attribute *attr,
> @@ -240,11 +241,7 @@ static ssize_t intel_pmc_ipc_northpeak_store(struct device *dev,
>  	}
>  	return (ssize_t)count;
>  }
> -
> -static DEVICE_ATTR(simplecmd, S_IWUSR,
> -		   NULL, intel_pmc_ipc_simple_cmd_store);
> -static DEVICE_ATTR(northpeak, S_IWUSR,
> -		   NULL, intel_pmc_ipc_northpeak_store);
> +static DEVICE_ATTR(northpeak, 0200, NULL, intel_pmc_ipc_northpeak_store);
>  
>  static struct attribute *intel_ipc_attrs[] = {
>  	&dev_attr_northpeak.attr,
> -- 
> 2.24.1
> 

-- 
With Best Regards,
Andy Shevchenko