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

From: Saeed Mahameed
Date: Tue Sep 03 2019 - 16:09:05 EST


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@xxxxxxxxxx>
> ---
> 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@xxxxxxxxxxxx>