netdev - Re: [PATCH] net: stmmac: Add support for ethtool::nway

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Message-ID: <201611140601.VNwbBMzL%fengguang.wu@intel.com>
Date:   Mon, 14 Nov 2016 06:19:19 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Florian Fainelli <f.fainelli@...il.com>
Cc:     kbuild-all@...org, netdev@...r.kernel.org, davem@...emloft.net,
        Florian Fainelli <f.fainelli@...il.com>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] net: stmmac: Add support for ethtool::nway_reset

Hi Florian,

[auto build test WARNING on net-next/master]
[also build test WARNING on next-20161111]
[cannot apply to v4.9-rc5]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Florian-Fainelli/net-stmmac-Add-support-for-ethtool-nway_reset/20161114-053015
config: x86_64-kexec (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All warnings (new ones prefixed by >>):

   drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c: In function 'stmmac_nway_reset':
>> drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c:867:22: warning: unused variable 'priv' [-Wunused-variable]
     struct stmmac_priv *priv = netdev_priv(dev);
                         ^~~~

vim +/priv +867 drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c

   851		int ret = 0;
   852	
   853		switch (tuna->id) {
   854		case ETHTOOL_RX_COPYBREAK:
   855			priv->rx_copybreak = *(u32 *)data;
   856			break;
   857		default:
   858			ret = -EINVAL;
   859			break;
   860		}
   861	
   862		return ret;
   863	}
   864	
   865	static int stmmac_nway_reset(struct net_device *dev)
   866	{
 > 867		struct stmmac_priv *priv = netdev_priv(dev);
   868	
   869		if (!dev->phydev)
   870			return -ENODEV;
   871	
   872		return genphy_restart_aneg(dev->phydev);
   873	}
   874	
   875	static const struct ethtool_ops stmmac_ethtool_ops = {

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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