linux-kernel - Re: [PATCH RESEND 01/11] thermal: use strlcpy instead of strcpy

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Message-ID: <1366212981.2091.67.camel@rzhang1-mobl4>
Date:	Wed, 17 Apr 2013 23:36:21 +0800
From:	Zhang Rui <rui.zhang@...el.com>
To:	Eduardo Valentin <eduardo.valentin@...com>
Cc:	linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH RESEND 01/11] thermal: use strlcpy instead of strcpy

On Mon, 2013-04-08 at 12:07 -0400, Eduardo Valentin wrote:
> For memory boundaries safety, use strlcpy instead of strcpy.
> 
> Signed-off-by: Eduardo Valentin <eduardo.valentin@...com>

ACK.

thanks,
rui
> ---
>  drivers/thermal/thermal_sys.c |    4 ++--
>  1 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/thermal/thermal_sys.c b/drivers/thermal/thermal_sys.c
> index 5b7863a..7875607 100644
> --- a/drivers/thermal/thermal_sys.c
> +++ b/drivers/thermal/thermal_sys.c
> @@ -1289,7 +1289,7 @@ thermal_cooling_device_register(char *type, void *devdata,
>  		return ERR_PTR(result);
>  	}
>  
> -	strcpy(cdev->type, type ? : "");
> +	strlcpy(cdev->type, type ? : "", sizeof(cdev->type));
>  	mutex_init(&cdev->lock);
>  	INIT_LIST_HEAD(&cdev->thermal_instances);
>  	cdev->ops = ops;
> @@ -1594,7 +1594,7 @@ struct thermal_zone_device *thermal_zone_device_register(const char *type,
>  		return ERR_PTR(result);
>  	}
>  
> -	strcpy(tz->type, type ? : "");
> +	strlcpy(tz->type, type ? : "", sizeof(tz->type));
>  	tz->ops = ops;
>  	tz->tzp = tzp;
>  	tz->device.class = &thermal_class;


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