lkml.org 
[lkml]   [2012]   [Jul]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
SubjectRe: [PATCH] pps: Return PTR_ERR on error in device_create
From
CCing Andrew Morton, and Alexander Gordeev based on git log drivers/pps/pps.c
Pardon me if i made wrong

On Sat, Jun 2, 2012 at 1:28 AM, Emil Goode <emilgoode@gmail.com> wrote:
> We should return PTR_ERR if the call to the
> device_create function fails.
> Without this patch we instead return the value
> from a successful call to cdev_add if the call
> to device_create fails.
>
> Signed-off-by: Emil Goode <emilgoode@gmail.com>
> ---
> drivers/pps/pps.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/pps/pps.c b/drivers/pps/pps.c
> index 98fbe62..e771487 100644
> --- a/drivers/pps/pps.c
> +++ b/drivers/pps/pps.c
> @@ -327,8 +327,10 @@ int pps_register_cdev(struct pps_device *pps)
> }
> pps->dev = device_create(pps_class, pps->info.dev, devt, pps,
> "pps%d", pps->id);
> - if (IS_ERR(pps->dev))
> + if (IS_ERR(pps->dev)) {
> + err = PTR_ERR(pps->dev);
> goto del_cdev;
> + }
>
> pps->dev->release = pps_device_destruct;
>
> --
> 1.7.10
>
Acked-By: Devendra Naga <devendra.aaru@gmail.com>

> --
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
> Please read the FAQ at http://www.tux.org/lkml/


\
 
 \ /
  Last update: 2012-07-14 10:01    [W:0.081 / U:0.496 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site