Re: [PATCH v2 2/4] s390/ccwgroup: Drop if with an always false condition

Vineeth Vijayan
2021-07-07T11:15:47Z

Thank you. Looks good to me.
Heiko/Vasily will pick this up and will be part of the next s390-tree
patchset.

Also,

Acked-by: Vineeth Vijayan <vneethv@linux.ibm.com>

On 7/6/21 5:48 PM, Uwe Kleine-König wrote:
> The driver core only calls a bus remove callback when there is a driver.
> So dev->driver is never NULL and the check can safely be removed.
>
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
> ---
> drivers/s390/cio/ccwgroup.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/drivers/s390/cio/ccwgroup.c b/drivers/s390/cio/ccwgroup.c
> index 9748165e08e9..a6aeab1ea0ae 100644
> --- a/drivers/s390/cio/ccwgroup.c
> +++ b/drivers/s390/cio/ccwgroup.c
> @@ -444,8 +444,6 @@ static int ccwgroup_remove(struct device *dev)
> struct ccwgroup_device *gdev = to_ccwgroupdev(dev);
> struct ccwgroup_driver *gdrv = to_ccwgroupdrv(dev->driver);
>
> - if (!dev->driver)
> - return 0;
> if (gdrv->remove)
> gdrv->remove(gdev);
>