netdev - Re: [PATCH v1] net/mlx4_core: Use min_t instead of if for consistency

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Message-ID: <20170511102329.GC3616@mtr-leonro.local>
Date:   Thu, 11 May 2017 13:23:29 +0300
From:   Leon Romanovsky <leon@...nel.org>
To:     Yuval Shaia <yuval.shaia@...cle.com>
Cc:     yishaih@...lanox.com, netdev@...r.kernel.org,
        linux-rdma@...r.kernel.org
Subject: Re: [PATCH v1] net/mlx4_core: Use min_t instead of if for consistency

On Thu, May 11, 2017 at 11:46:29AM +0300, Yuval Shaia wrote:
> Signed-off-by: Yuval Shaia <yuval.shaia@...cle.com>
> ---
> v0 -> v1:
> 	* s/"min_t("/"min_t(int"
> ---
>  drivers/net/ethernet/mellanox/mlx4/main.c | 9 ++++-----
>  1 file changed, 4 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
> index 7032054..7bb377e 100644
> --- a/drivers/net/ethernet/mellanox/mlx4/main.c
> +++ b/drivers/net/ethernet/mellanox/mlx4/main.c
> @@ -2862,12 +2862,11 @@ static void mlx4_enable_msi_x(struct mlx4_dev *dev)
>  	int port = 0;
>
>  	if (msi_x) {
> -		int nreq = dev->caps.num_ports * num_online_cpus() + 1;
> +		int nreq = min_t(int,
> +				 dev->caps.num_ports * num_online_cpus() + 1,
> +				 dev->caps.num_eqs - dev->caps.reserved_eqs);
>
> -		nreq = min_t(int, dev->caps.num_eqs - dev->caps.reserved_eqs,
> -			     nreq);
> -		if (nreq > MAX_MSIX)
> -			nreq = MAX_MSIX;
> +		nreq = min_t(int, nreq, MAX_MSIX);

You don't need type checking for these variables, they are all int and
you can use directly min3(..).

Thanks

>
>  		entries = kcalloc(nreq, sizeof *entries, GFP_KERNEL);
>  		if (!entries)
> --
> 2.7.4
>
> --
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