linux-kernel - RE: [PATCH v1 wireless-next 1/2] wifi: rtw88: mac: Return the original error from rtw_pwr_seq

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Date:   Wed, 1 Mar 2023 01:51:53 +0000
From:   Ping-Ke Shih <pkshih@...ltek.com>
To:     Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
        "linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>
CC:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "kvalo@...nel.org" <kvalo@...nel.org>,
        "tony0620emma@...il.com" <tony0620emma@...il.com>,
        Neo Jou <neojou@...il.com>
Subject: RE: [PATCH v1 wireless-next 1/2] wifi: rtw88: mac: Return the original error from rtw_pwr_seq_parser()



> -----Original Message-----
> From: Martin Blumenstingl <martin.blumenstingl@...glemail.com>
> Sent: Monday, February 27, 2023 6:10 AM
> To: linux-wireless@...r.kernel.org
> Cc: netdev@...r.kernel.org; linux-kernel@...r.kernel.org; kvalo@...nel.org; tony0620emma@...il.com;
> Ping-Ke Shih <pkshih@...ltek.com>; Neo Jou <neojou@...il.com>; Martin Blumenstingl
> <martin.blumenstingl@...glemail.com>
> Subject: [PATCH v1 wireless-next 1/2] wifi: rtw88: mac: Return the original error from rtw_pwr_seq_parser()
> 
> rtw_pwr_seq_parser() calls rtw_sub_pwr_seq_parser() which can either
> return -EBUSY, -EINVAL or 0. Propagate the original error code instead
> of unconditionally returning -EBUSY in case of an error.
> 
> Fixes: e3037485c68e ("rtw88: new Realtek 802.11ac driver")
> Signed-off-by: Martin Blumenstingl <martin.blumenstingl@...glemail.com>

Reviewed-by: Ping-Ke Shih <pkshih@...ltek.com>

> ---
>  drivers/net/wireless/realtek/rtw88/mac.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/wireless/realtek/rtw88/mac.c b/drivers/net/wireless/realtek/rtw88/mac.c
> index 1c9530a0eb69..4749d75fefee 100644
> --- a/drivers/net/wireless/realtek/rtw88/mac.c
> +++ b/drivers/net/wireless/realtek/rtw88/mac.c
> @@ -236,7 +236,7 @@ static int rtw_pwr_seq_parser(struct rtw_dev *rtwdev,
> 
>                 ret = rtw_sub_pwr_seq_parser(rtwdev, intf_mask, cut_mask, cmd);
>                 if (ret)
> -                       return -EBUSY;
> +                       return ret;
> 
>                 idx++;
>         } while (1);
> --
> 2.39.2