linux-kernel - Re: [PATCH 0987/1285] Replace numeric parameter like 0444 with macro

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Message-ID: <87h9b3qntt.fsf@linux.intel.com>
Date:	Tue, 02 Aug 2016 16:53:34 +0300
From:	Felipe Balbi <balbi@...nel.org>
To:	Baole Ni <baolex.ni@...el.com>, gregkh@...uxfoundation.org,
	m.chehab@...sung.com, m.szyprowski@...sung.com,
	kyungmin.park@...sung.com, k.kozlowski@...sung.com
Cc:	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
	chuansheng.liu@...el.com, baolex.ni@...el.com, mina86@...a86.com,
	deepa.kernel@...il.com, mathias.nyman@...ux.intel.com,
	stern@...land.harvard.edu, oneukum@...e.com
Subject: Re: [PATCH 0987/1285] Replace numeric parameter like 0444 with macro

Baole Ni <baolex.ni@...el.com> writes:

> I find that the developers often just specified the numeric value
> when calling a macro which is defined with a parameter for access permission.
> As we know, these numeric value for access permission have had the corresponding macro,
> and that using macro can improve the robustness and readability of the code,
> thus, I suggest replacing the numeric parameter with the macro.
>
> Signed-off-by: Chuansheng Liu <chuansheng.liu@...el.com>
> Signed-off-by: Baole Ni <baolex.ni@...el.com>
> ---
>  drivers/usb/phy/phy-twl6030-usb.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/usb/phy/phy-twl6030-usb.c b/drivers/usb/phy/phy-twl6030-usb.c
> index a72e8d6..4ed75c6 100644
> --- a/drivers/usb/phy/phy-twl6030-usb.c
> +++ b/drivers/usb/phy/phy-twl6030-usb.c
> @@ -208,7 +208,7 @@ static ssize_t twl6030_usb_vbus_show(struct device *dev,
>  
>  	return ret;
>  }
> -static DEVICE_ATTR(vbus, 0444, twl6030_usb_vbus_show, NULL);
> +static DEVICE_ATTR(vbus, S_IRUSR | S_IRGRP | S_IROTH, twl6030_usb_vbus_show, NULL);

line too long

-- 
balbi

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