linux-kernel - Re: [PATCH net-next v4 01/13] net: phy: Introduce ethernet link topology representation

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Date: Mon, 18 Dec 2023 14:04:09 +0800
From: kernel test robot <lkp@...el.com>
To: Maxime Chevallier <maxime.chevallier@...tlin.com>, davem@...emloft.net
Cc: oe-kbuild-all@...ts.linux.dev,
	Maxime Chevallier <maxime.chevallier@...tlin.com>,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	thomas.petazzoni@...tlin.com, Andrew Lunn <andrew@...n.ch>,
	Jakub Kicinski <kuba@...nel.org>,
	Eric Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>,
	Russell King <linux@...linux.org.uk>,
	linux-arm-kernel@...ts.infradead.org,
	Christophe Leroy <christophe.leroy@...roup.eu>,
	Herve Codina <herve.codina@...tlin.com>,
	Florian Fainelli <f.fainelli@...il.com>,
	Heiner Kallweit <hkallweit1@...il.com>,
	Vladimir Oltean <vladimir.oltean@....com>,
	Köry Maincent <kory.maincent@...tlin.com>,
	Jesse Brandeburg <jesse.brandeburg@...el.com>,
	Jonathan Corbet <corbet@....net>,
	Marek Behún <kabel@...nel.org>,
	Piergiorgio Beruto <piergiorgio.beruto@...il.com>,
	Oleksij Rempel <o.rempel@...gutronix.de>,
	Nicolò Veronese <nicveronese@...il.com>
Subject: Re: [PATCH net-next v4 01/13] net: phy: Introduce ethernet link
 topology representation

Hi Maxime,

kernel test robot noticed the following build warnings:

[auto build test WARNING on net-next/main]

url:    https://github.com/intel-lab-lkp/linux/commits/Maxime-Chevallier/net-phy-Introduce-ethernet-link-topology-representation/20231216-012641
base:   net-next/main
patch link:    https://lore.kernel.org/r/20231215171237.1152563-2-maxime.chevallier%40bootlin.com
patch subject: [PATCH net-next v4 01/13] net: phy: Introduce ethernet link topology representation
config: i386-randconfig-054-20231216 (https://download.01.org/0day-ci/archive/20231218/202312181303.RTKMlnzl-lkp@intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231218/202312181303.RTKMlnzl-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202312181303.RTKMlnzl-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/net/phy/phy_device.c:269:34: warning: 'phy_get_link_topology' defined but not used [-Wunused-function]
     269 | static struct phy_link_topology *phy_get_link_topology(struct phy_device *phydev)
         |                                  ^~~~~~~~~~~~~~~~~~~~~


vim +/phy_get_link_topology +269 drivers/net/phy/phy_device.c

   268	
 > 269	static struct phy_link_topology *phy_get_link_topology(struct phy_device *phydev)
   270	{
   271		if (phydev->attached_dev)
   272			return &phydev->attached_dev->link_topo;
   273	
   274		return NULL;
   275	}
   276	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki