netdev - Re: [PATCH 07/33] iwlwifi: mvm: use match

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Message-ID: <CAHp75VeFiEMN+q0FPuk4qTVEW_1oovHzVkV_Ydcm22SEMarvUA@mail.gmail.com>
Date:   Tue, 22 May 2018 00:43:21 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Yisheng Xie <xieyisheng1@...wei.com>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Kalle Valo <kvalo@...eaurora.org>,
        Intel Linux Wireless <linuxwifi@...el.com>,
        Johannes Berg <johannes.berg@...el.com>,
        Emmanuel Grumbach <emmanuel.grumbach@...el.com>,
        "open list:TI WILINK WIRELES..." <linux-wireless@...r.kernel.org>,
        netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH 07/33] iwlwifi: mvm: use match_string() helper

On Mon, May 21, 2018 at 2:57 PM, Yisheng Xie <xieyisheng1@...wei.com> wrote:
> match_string() returns the index of an array for a matching string,
> which can be used intead of open coded variant.

>         int ret, bt_force_ant_mode;
>
> -       for (bt_force_ant_mode = 0;
> -            bt_force_ant_mode < ARRAY_SIZE(modes_str);
> -            bt_force_ant_mode++) {
> -               if (!strcmp(buf, modes_str[bt_force_ant_mode]))
> -                       break;
> -       }
> -
> -       if (bt_force_ant_mode >= ARRAY_SIZE(modes_str))

> +       bt_force_ant_mode = match_string(modes_str,
> +                                        ARRAY_SIZE(modes_str), buf);

One line?

> +       if (bt_force_ant_mode < 0)
>                 return -EINVAL;

I would rather use

ret = match_string();
if (ret < 0)
 return ret;

bt_force_... = ret;

But it's up tu Loca.

>
>         ret = 0;



-- 
With Best Regards,
Andy Shevchenko