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From: Dan Carpenter <dan.carpenter@linaro.org>
To: oe-kbuild@lists.linux.dev,
	Luiz Angelo Daros de Luca <luizluca@gmail.com>,
	netdev@vger.kernel.org
Cc: lkp@intel.com, oe-kbuild-all@lists.linux.dev,
	linus.walleij@linaro.org, alsi@bang-olufsen.dk, andrew@lunn.ch,
	f.fainelli@gmail.com, olteanv@gmail.com, davem@davemloft.net,
	edumazet@google.com, kuba@kernel.org, pabeni@redhat.com,
	arinc.unal@arinc9.com,
	Luiz Angelo Daros de Luca <luizluca@gmail.com>
Subject: Re: [net-next 2/2] net: dsa: realtek: load switch variants on demand
Date: Sat, 25 Nov 2023 10:10:22 +0300	[thread overview]
Message-ID: <78a4a47d-cde1-4c2c-999c-6f76b5fa9c87@suswa.mountain> (raw)
In-Reply-To: <20231117235140.1178-3-luizluca@gmail.com>

Hi Luiz,

kernel test robot noticed the following build warnings:

url:    https://github.com/intel-lab-lkp/linux/commits/Luiz-Angelo-Daros-de-Luca/net-dsa-realtek-create-realtek-common/20231118-075444
base:   net-next/main
patch link:    https://lore.kernel.org/r/20231117235140.1178-3-luizluca%40gmail.com
patch subject: [net-next 2/2] net: dsa: realtek: load switch variants on demand
config: mips-randconfig-r081-20231121 (https://download.01.org/0day-ci/archive/20231125/202311251132.QKdGl71R-lkp@intel.com/config)
compiler: mips-linux-gcc (GCC) 13.2.0
reproduce: (https://download.01.org/0day-ci/archive/20231125/202311251132.QKdGl71R-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@intel.com>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202311251132.QKdGl71R-lkp@intel.com/

smatch warnings:
drivers/net/dsa/realtek/realtek-smi.c:418 realtek_smi_probe() warn: passing zero to 'PTR_ERR'

vim +/PTR_ERR +418 drivers/net/dsa/realtek/realtek-smi.c

d8652956cf37c5 drivers/net/dsa/realtek-smi.c              Linus Walleij             2018-07-14  398  static int realtek_smi_probe(struct platform_device *pdev)
d8652956cf37c5 drivers/net/dsa/realtek-smi.c              Linus Walleij             2018-07-14  399  {
d8652956cf37c5 drivers/net/dsa/realtek-smi.c              Linus Walleij             2018-07-14  400  	struct device *dev = &pdev->dev;
f5f119077b1cd6 drivers/net/dsa/realtek/realtek-smi-core.c Luiz Angelo Daros de Luca 2022-01-28  401  	struct realtek_priv *priv;
d8652956cf37c5 drivers/net/dsa/realtek-smi.c              Linus Walleij             2018-07-14  402  	int ret;
d8652956cf37c5 drivers/net/dsa/realtek-smi.c              Linus Walleij             2018-07-14  403  
217d45f6e61f5d drivers/net/dsa/realtek/realtek-smi.c      Luiz Angelo Daros de Luca 2023-11-17  404  	priv = realtek_common_probe(dev, realtek_smi_regmap_config,
217d45f6e61f5d drivers/net/dsa/realtek/realtek-smi.c      Luiz Angelo Daros de Luca 2023-11-17  405  				    realtek_smi_nolock_regmap_config);
217d45f6e61f5d drivers/net/dsa/realtek/realtek-smi.c      Luiz Angelo Daros de Luca 2023-11-17  406  	if (IS_ERR(priv))
217d45f6e61f5d drivers/net/dsa/realtek/realtek-smi.c      Luiz Angelo Daros de Luca 2023-11-17  407  		return PTR_ERR(priv);
d8652956cf37c5 drivers/net/dsa/realtek-smi.c              Linus Walleij             2018-07-14  408  
d8652956cf37c5 drivers/net/dsa/realtek-smi.c              Linus Walleij             2018-07-14  409  	/* Fetch MDIO pins */
f5f119077b1cd6 drivers/net/dsa/realtek/realtek-smi-core.c Luiz Angelo Daros de Luca 2022-01-28  410  	priv->mdc = devm_gpiod_get_optional(dev, "mdc", GPIOD_OUT_LOW);
7e61e799f3f92c drivers/net/dsa/realtek/realtek-smi.c      Luiz Angelo Daros de Luca 2023-11-17  411  	if (IS_ERR(priv->mdc)) {
7e61e799f3f92c drivers/net/dsa/realtek/realtek-smi.c      Luiz Angelo Daros de Luca 2023-11-17  412  		ret = PTR_ERR(priv->mdc);
7e61e799f3f92c drivers/net/dsa/realtek/realtek-smi.c      Luiz Angelo Daros de Luca 2023-11-17  413  		goto err_variant_put;
7e61e799f3f92c drivers/net/dsa/realtek/realtek-smi.c      Luiz Angelo Daros de Luca 2023-11-17  414  	}
217d45f6e61f5d drivers/net/dsa/realtek/realtek-smi.c      Luiz Angelo Daros de Luca 2023-11-17  415  
f5f119077b1cd6 drivers/net/dsa/realtek/realtek-smi-core.c Luiz Angelo Daros de Luca 2022-01-28  416  	priv->mdio = devm_gpiod_get_optional(dev, "mdio", GPIOD_OUT_LOW);
7e61e799f3f92c drivers/net/dsa/realtek/realtek-smi.c      Luiz Angelo Daros de Luca 2023-11-17  417  	if (IS_ERR(priv->mdio)) {
7e61e799f3f92c drivers/net/dsa/realtek/realtek-smi.c      Luiz Angelo Daros de Luca 2023-11-17 @418  		ret = PTR_ERR(priv->mdc);

s/mdc/mdio/.

7e61e799f3f92c drivers/net/dsa/realtek/realtek-smi.c      Luiz Angelo Daros de Luca 2023-11-17  419  		goto err_variant_put;
7e61e799f3f92c drivers/net/dsa/realtek/realtek-smi.c      Luiz Angelo Daros de Luca 2023-11-17  420  	}
d8652956cf37c5 drivers/net/dsa/realtek-smi.c              Linus Walleij             2018-07-14  421  
217d45f6e61f5d drivers/net/dsa/realtek/realtek-smi.c      Luiz Angelo Daros de Luca 2023-11-17  422  	priv->setup_interface = realtek_smi_setup_mdio;
217d45f6e61f5d drivers/net/dsa/realtek/realtek-smi.c      Luiz Angelo Daros de Luca 2023-11-17  423  	priv->write_reg_noack = realtek_smi_write_reg_noack;
d8652956cf37c5 drivers/net/dsa/realtek-smi.c              Linus Walleij             2018-07-14  424  
f5f119077b1cd6 drivers/net/dsa/realtek/realtek-smi-core.c Luiz Angelo Daros de Luca 2022-01-28  425  	ret = priv->ops->detect(priv);
d8652956cf37c5 drivers/net/dsa/realtek-smi.c              Linus Walleij             2018-07-14  426  	if (ret) {
d8652956cf37c5 drivers/net/dsa/realtek-smi.c              Linus Walleij             2018-07-14  427  		dev_err(dev, "unable to detect switch\n");
7e61e799f3f92c drivers/net/dsa/realtek/realtek-smi.c      Luiz Angelo Daros de Luca 2023-11-17  428  		goto err_variant_put;
d8652956cf37c5 drivers/net/dsa/realtek-smi.c              Linus Walleij             2018-07-14  429  	}
d8652956cf37c5 drivers/net/dsa/realtek-smi.c              Linus Walleij             2018-07-14  430  

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


  parent reply	other threads:[~2023-11-25  7:10 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-17 23:49 [net-next 0/2] net: dsa: realtek: Introduce realtek_common, load variants on demand Luiz Angelo Daros de Luca
2023-11-17 23:50 ` [net-next 1/2] net: dsa: realtek: create realtek-common Luiz Angelo Daros de Luca
2023-11-19 12:13   ` Vladimir Oltean
2023-11-19 12:20   ` Vladimir Oltean
2023-11-17 23:50 ` [net-next 2/2] net: dsa: realtek: load switch variants on demand Luiz Angelo Daros de Luca
2023-11-19 12:19   ` Vladimir Oltean
2023-11-20  9:20   ` Krzysztof Kozlowski
2023-11-20 13:48     ` Vladimir Oltean
2023-11-20 14:07       ` Krzysztof Kozlowski
2023-11-21 14:40         ` Luiz Angelo Daros de Luca
2023-11-21 22:15           ` Krzysztof Kozlowski
2023-11-21 22:35             ` Krzysztof Kozlowski
2023-11-22 22:44               ` Luiz Angelo Daros de Luca
2023-11-23  2:05                 ` Alvin Šipraga
2023-11-27 22:24                   ` Luiz Angelo Daros de Luca
2023-12-07 17:02                     ` Vladimir Oltean
2023-12-07 20:22                       ` Luiz Angelo Daros de Luca
2023-12-07 17:19                     ` Vladimir Oltean
2023-12-07 19:50                       ` Luiz Angelo Daros de Luca
2023-12-07 22:31                         ` Vladimir Oltean
2023-12-08  2:46                           ` Luiz Angelo Daros de Luca
2023-12-11 18:01                             ` Vladimir Oltean
2023-11-25  7:10   ` Dan Carpenter [this message]
2023-11-17 23:57 ` [net-next 0/2] net: dsa: realtek: Introduce realtek_common, load " Luiz Angelo Daros de Luca
2023-11-18  0:44   ` Jakub Kicinski

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