linux-kernel - RE: [PATCH] net: fec: remove redundant variable 'inc'

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Message-ID: <AM4PR0401MB22603C0B20F4EED3F4318A0DFF410@AM4PR0401MB2260.eurprd04.prod.outlook.com>
Date:   Wed, 4 Jul 2018 07:54:49 +0000
From:   Andy Duan <fugang.duan@....com>
To:     Colin King <colin.king@...onical.com>,
        "David S . Miller" <davem@...emloft.net>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>
CC:     "kernel-janitors@...r.kernel.org" <kernel-janitors@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH] net: fec: remove redundant variable 'inc'

From: Colin King <colin.king@...onical.com> Sent: 2018年7月4日 15:50
> Variable 'inc' is being assigned but is never used hence it is redundant and
> can be removed.
> 
> Cleans up clang warning:
> warning: variable 'inc' set but not used [-Wunused-but-set-variable]
> 
> Signed-off-by: Colin Ian King <colin.king@...onical.com>

Thanks.

Acked-by: Fugang Duan <fugang.duan@....com>

> ---
>  drivers/net/ethernet/freescale/fec_ptp.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/drivers/net/ethernet/freescale/fec_ptp.c
> b/drivers/net/ethernet/freescale/fec_ptp.c
> index 36c2d7d6ee1b..7e892b1cbd3d 100644
> --- a/drivers/net/ethernet/freescale/fec_ptp.c
> +++ b/drivers/net/ethernet/freescale/fec_ptp.c
> @@ -99,7 +99,6 @@ static int fec_ptp_enable_pps(struct
> fec_enet_private *fep, uint enable)  {
>  	unsigned long flags;
>  	u32 val, tempval;
> -	int inc;
>  	struct timespec64 ts;
>  	u64 ns;
>  	val = 0;
> @@ -114,7 +113,6 @@ static int fec_ptp_enable_pps(struct
> fec_enet_private *fep, uint enable)
> 
>  	fep->pps_channel = DEFAULT_PPS_CHANNEL;
>  	fep->reload_period = PPS_OUPUT_RELOAD_PERIOD;
> -	inc = fep->ptp_inc;
> 
>  	spin_lock_irqsave(&fep->tmreg_lock, flags);
> 
> --
> 2.17.1