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

From: Zhang Rui
Date: Wed Apr 17 2013 - 11:36:31 EST


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@xxxxxx>

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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