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Date:   Sat, 1 Sep 2018 09:11:53 +0530
From:   Siva Rebbagondla <siva8118@...il.com>
To:     yuehaibing@...wei.com
Cc:     Kalle Valo <kvalo@...eaurora.org>, davem@...emloft.net,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        Amit karwar <amit.karwar@...pinesignals.com>,
        pavani.muthyala@...pinesignals.com, keescook@...omium.org,
        Linux Wireless <linux-wireless@...r.kernel.org>
Subject: Re: [PATCH v2] rsi: remove set but not used variable 'header_size'

On Fri, Aug 31, 2018 at 4:45 PM YueHaibing <yuehaibing@...wei.com> wrote:
>
> Fixes gcc '-Wunused-but-set-variable' warning:
>
> drivers/net/wireless/rsi/rsi_91x_hal.c: In function 'rsi_send_data_pkt':
> drivers/net/wireless/rsi/rsi_91x_hal.c:288:5: warning:
>  variable 'header_size' set but not used [-Wunused-but-set-variable]
>
> Signed-off-by: YueHaibing <yuehaibing@...wei.com>
> ---
> v2: remove unused 'tx_params'
> ---
>  drivers/net/wireless/rsi/rsi_91x_hal.c | 4 ----
>  1 file changed, 4 deletions(-)
>
> diff --git a/drivers/net/wireless/rsi/rsi_91x_hal.c b/drivers/net/wireless/rsi/rsi_91x_hal.c
> index 01edf96..182b066 100644
> --- a/drivers/net/wireless/rsi/rsi_91x_hal.c
> +++ b/drivers/net/wireless/rsi/rsi_91x_hal.c
> @@ -282,10 +282,8 @@ int rsi_send_data_pkt(struct rsi_common *common, struct sk_buff *skb)
>         struct rsi_hw *adapter = common->priv;
>         struct ieee80211_vif *vif;
>         struct ieee80211_tx_info *info;
> -       struct skb_info *tx_params;
>         struct ieee80211_bss_conf *bss;
>         int status = -EINVAL;
> -       u8 header_size;
>
>         if (!skb)
>                 return 0;
> @@ -297,8 +295,6 @@ int rsi_send_data_pkt(struct rsi_common *common, struct sk_buff *skb)
>                 goto err;
>         vif = info->control.vif;
>         bss = &vif->bss_conf;
> -       tx_params = (struct skb_info *)info->driver_data;
> -       header_size = tx_params->internal_hdr_size;
Yes, These redundant variables shall be removed.
>
>         if (((vif->type == NL80211_IFTYPE_STATION) ||
>              (vif->type == NL80211_IFTYPE_P2P_CLIENT)) &&
> --
> 2.7.0
>
>
Also, Patch title also can be changed to "[v2] rsi: remove unused variables"

Thanks,
Siva Rebbagondla

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