Re: [PATCH 03/20] mach-omap2: smartreflex: world-writable debugfs voltage files

From: Kevin Hilman
Date: Fri Feb 04 2011 - 17:54:22 EST


Vasiliy Kulikov <segoon@xxxxxxxxxxxx> writes:

> Don't allow everybody to change voltage settings.
>
> Signed-off-by: Vasiliy Kulikov <segoon@xxxxxxxxxxxx>
> ---
> Cannot compile the driver, so it is not tested at all.

Acked-by: Kevin Hilman <khilman@xxxxxx>


> arch/arm/mach-omap2/smartreflex.c | 4 ++--
> 1 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/mach-omap2/smartreflex.c b/arch/arm/mach-omap2/smartreflex.c
> index c37e823..95ac336 100644
> --- a/arch/arm/mach-omap2/smartreflex.c
> +++ b/arch/arm/mach-omap2/smartreflex.c
> @@ -900,7 +900,7 @@ static int __init omap_sr_probe(struct platform_device *pdev)
> return PTR_ERR(dbg_dir);
> }
>
> - (void) debugfs_create_file("autocomp", S_IRUGO | S_IWUGO, dbg_dir,
> + (void) debugfs_create_file("autocomp", S_IRUGO | S_IWUSR, dbg_dir,
> (void *)sr_info, &pm_sr_fops);
> (void) debugfs_create_x32("errweight", S_IRUGO, dbg_dir,
> &sr_info->err_weight);
> @@ -939,7 +939,7 @@ static int __init omap_sr_probe(struct platform_device *pdev)
> strcpy(name, "volt_");
> sprintf(volt_name, "%d", volt_data[i].volt_nominal);
> strcat(name, volt_name);
> - (void) debugfs_create_x32(name, S_IRUGO | S_IWUGO, nvalue_dir,
> + (void) debugfs_create_x32(name, S_IRUGO | S_IWUSR, nvalue_dir,
> &(sr_info->nvalue_table[i].nvalue));
> }
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/