Re: [PATCH net-next] net/mlx5: remove NULL check before dev_{put, hold}

From: Leon Romanovsky
Date: Wed Nov 30 2022 - 14:13:28 EST


On Wed, Nov 30, 2022 at 09:25:16AM -0800, Jakub Kicinski wrote:
> On Wed, 30 Nov 2022 11:00:34 +0200 Leon Romanovsky wrote:
> > On Wed, Nov 30, 2022 at 03:41:27PM +0800, zhang.songyi@xxxxxxxxxx wrote:
> > > From: zhang songyi <zhang.songyi@xxxxxxxxxx>
> > >
> > > The call netdev_{put, hold} of dev_{put, hold} will check NULL,
> > > so there is no need to check before using dev_{put, hold}.
> > >
> > > Fix the following coccicheck warning:
> > > /drivers/net/ethernet/mellanox/mlx5/core/lag/lag.c:1450:2-10:
> > > WARNING:
> > > WARNING NULL check before dev_{put, hold} functions is not needed.
> > >
> > > Signed-off-by: zhang songyi <zhang.songyi@xxxxxxxxxx>
> > > ---
> > > drivers/net/ethernet/mellanox/mlx5/core/lag/lag.c | 3 +--
> > > 1 file changed, 1 insertion(+), 2 deletions(-)
> >
> > Please change all places in mlx5 in one patch.
>
> Your call as a mlx5 maintainer, but I'd say don't change them at all.

I'm fine with one patch per-driver, I'm not fine with one patch per-line :).

> All these trivial patches are such a damn waste of time.

IMHO, it is valuable changes for actively developed code.

Thanks