netdev - Re: [PATCH][next] mlxsw: spectrum_ptp: fix duplicated check on orig_egr

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Date:   Tue, 30 Jul 2019 11:00:06 +0000
From:   Petr Machata <petrm@...lanox.com>
To:     Colin King <colin.king@...onical.com>
CC:     Jiri Pirko <jiri@...lanox.com>, Ido Schimmel <idosch@...lanox.com>,
        "David S . Miller" <davem@...emloft.net>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "kernel-janitors@...r.kernel.org" <kernel-janitors@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH][next] mlxsw: spectrum_ptp: fix duplicated check on
 orig_egr_types


Colin King <colin.king@...onical.com> writes:

> From: Colin Ian King <colin.king@...onical.com>
>
> Currently there is a duplicated check on orig_egr_types which is
> redundant, I believe this is a typo and should actually be
> orig_ing_types || orig_egr_types instead of the expression
> orig_egr_types || orig_egr_types.  Fix this.

Good catch, yes, there's a typo. Thanks for the fix!

> Addresses-Coverity: ("Same on both sides")
> Fixes: c6b36bdd04b5 ("mlxsw: spectrum_ptp: Increase parsing depth when PTP is enabled")
> Signed-off-by: Colin Ian King <colin.king@...onical.com>

Reviewed-by: Petr Machata <petrm@...lanox.com>

> ---
>  drivers/net/ethernet/mellanox/mlxsw/spectrum_ptp.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_ptp.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_ptp.c
> index 98c5ba3200bc..f02d74e55d95 100644
> --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_ptp.c
> +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_ptp.c
> @@ -999,7 +999,7 @@ static int mlxsw_sp1_ptp_mtpppc_update(struct mlxsw_sp_port *mlxsw_sp_port,
>  		}
>  	}
>  
> -	if ((ing_types || egr_types) && !(orig_egr_types || orig_egr_types)) {
> +	if ((ing_types || egr_types) && !(orig_ing_types || orig_egr_types)) {
>  		err = mlxsw_sp_nve_inc_parsing_depth_get(mlxsw_sp);
>  		if (err) {
>  			netdev_err(mlxsw_sp_port->dev, "Failed to increase parsing depth");