linux-kernel - Re: [PATCH][net-next][V2] net/mlx5: remove self-assignment on esw->dev

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Message-ID: <CAG53R5VvSwYYVhSLpLpGyrPt6emLy_YCDBPjzWSng9EpVcQDoQ@mail.gmail.com>
Date:   Sat, 3 Aug 2019 20:32:37 +0530
From:   Parav Pandit <pandit.parav@...il.com>
To:     Colin King <colin.king@...onical.com>
Cc:     Saeed Mahameed <saeedm@...lanox.com>,
        Leon Romanovsky <leon@...nel.org>,
        "David S . Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
        linux-rdma <linux-rdma@...r.kernel.org>,
        kernel-janitors@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH][net-next][V2] net/mlx5: remove self-assignment on esw->dev

On Sat, Aug 3, 2019 at 7:54 PM Colin King <colin.king@...onical.com> wrote:
>
> From: Colin Ian King <colin.king@...onical.com>
>
> There is a self assignment of esw->dev to itself, clean this up by
> removing it. Also make dev a const pointer.
>
> Addresses-Coverity: ("Self assignment")
> Fixes: 6cedde451399 ("net/mlx5: E-Switch, Verify support QoS element type")
> Signed-off-by: Colin Ian King <colin.king@...onical.com>
> ---
>
> V2: make dev const
>
> ---
>  drivers/net/ethernet/mellanox/mlx5/core/eswitch.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
> index f4ace5f8e884..de0894b695e3 100644
> --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
> +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
> @@ -1413,7 +1413,7 @@ static int esw_vport_egress_config(struct mlx5_eswitch *esw,
>
>  static bool element_type_supported(struct mlx5_eswitch *esw, int type)
>  {
> -       struct mlx5_core_dev *dev = esw->dev = esw->dev;
> +       const struct mlx5_core_dev *dev = esw->dev;
>
>         switch (type) {
>         case SCHEDULING_CONTEXT_ELEMENT_TYPE_TSAR:
> --
> 2.20.1
>
Reviewed-by: Parav Pandit <parav@...lanox.com>