netdev - Re: [PATCH net-next 07/11] rtw88: remove extraneous 'const' qualifier

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Date:   Mon, 26 Oct 2020 18:49:17 -0700
From:   Nathan Chancellor <natechancellor@...il.com>
To:     Arnd Bergmann <arnd@...nel.org>
Cc:     Yan-Hsuan Chuang <yhchuang@...ltek.com>,
        Kalle Valo <kvalo@...eaurora.org>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Arnd Bergmann <arnd@...db.de>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Ping-Ke Shih <pkshih@...ltek.com>,
        Chris Chiu <chiu@...lessm.com>,
        Zong-Zhe Yang <kevin_yang@...ltek.com>,
        Tzu-En Huang <tehuang@...ltek.com>,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, clang-built-linux@...glegroups.com
Subject: Re: [PATCH net-next 07/11] rtw88: remove extraneous 'const' qualifier

On Mon, Oct 26, 2020 at 10:29:54PM +0100, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@...db.de>
> 
> clang -Wextra warns about functions returning a 'const' integer:
> 
> drivers/net/wireless/realtek/rtw88/rtw8822b.c:90:8: warning: 'const' type qualifier on return type has no effect [-Wignored-qualifiers]
> static const u8 rtw8822b_get_swing_index(struct rtw_dev *rtwdev)
> 
> Remove the extra qualifier here.
> 
> Fixes: c97ee3e0bea2 ("rtw88: add power tracking support")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Reviewed-by: Nathan Chancellor <natechancellor@...il.com>

> ---
>  drivers/net/wireless/realtek/rtw88/rtw8822b.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822b.c b/drivers/net/wireless/realtek/rtw88/rtw8822b.c
> index 22d0dd640ac9..b420eb914879 100644
> --- a/drivers/net/wireless/realtek/rtw88/rtw8822b.c
> +++ b/drivers/net/wireless/realtek/rtw88/rtw8822b.c
> @@ -87,7 +87,7 @@ static const u32 rtw8822b_txscale_tbl[RTW_TXSCALE_SIZE] = {
>  	0x2d3, 0x2fe, 0x32b, 0x35c, 0x38e, 0x3c4, 0x3fe
>  };
>  
> -static const u8 rtw8822b_get_swing_index(struct rtw_dev *rtwdev)
> +static u8 rtw8822b_get_swing_index(struct rtw_dev *rtwdev)
>  {
>  	u8 i = 0;
>  	u32 swing, table_value;
> -- 
> 2.27.0
>