linux-kernel - Re: [PATCH] net/mlx5: Use PTR_ERR_OR_ZERO rather than its implementation

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Message-ID: <0832b2b0c5b6ab21ef9a2f6f81c44b5985c9b20b.camel@mellanox.com>
Date:   Wed, 4 Sep 2019 23:29:16 +0000
From:   Saeed Mahameed <saeedm@...lanox.com>
To:     "zhongjiang@...wei.com" <zhongjiang@...wei.com>,
        "davem@...emloft.net" <davem@...emloft.net>
CC:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "leon@...nel.org" <leon@...nel.org>
Subject: Re: [PATCH] net/mlx5: Use PTR_ERR_OR_ZERO rather than its
 implementation

On Tue, 2019-09-03 at 20:08 +0000, Saeed Mahameed wrote:
> On Tue, 2019-09-03 at 14:56 +0800, zhong jiang wrote:
> > PTR_ERR_OR_ZERO contains if(IS_ERR(...)) + PTR_ERR. It is better
> > to use it directly. hence just replace it.
> > 
> > Signed-off-by: zhong jiang <zhongjiang@...wei.com>
> > ---
> >  drivers/net/ethernet/mellanox/mlx5/core/en_tc.c | 5 +----
> >  1 file changed, 1 insertion(+), 4 deletions(-)
> > 
> > diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
> > b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
> > index 5581a80..2e0b467 100644
> > --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
> > +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
> > @@ -989,10 +989,7 @@ static void mlx5e_hairpin_flow_del(struct
> > mlx5e_priv *priv,
> >  					    &flow_act, dest, dest_ix);
> >  	mutex_unlock(&priv->fs.tc.t_lock);
> >  
> > -	if (IS_ERR(flow->rule[0]))
> > -		return PTR_ERR(flow->rule[0]);
> > -
> > -	return 0;
> > +	return PTR_ERR_OR_ZERO(flow->rule[0]);
> >  }
> >  
> >  static void mlx5e_tc_del_nic_flow(struct mlx5e_priv *priv,
> 
> Acked-by: Saeed Mahameed <saeedm@...lanox.com>

Applied to net-next-mlx5 as i have a cleanup series coming up soon.

Thanks,
Saeed.