Re: [PATCH 2/3] usb: phy: Add devm_of_usb_get_phy_by_phandle

[kernel test robot]

Hi Harsh,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on usb/usb-testing]
[also build test WARNING on robh/for-next v5.18 next-20220531]
[cannot apply to balbi-usb/testing/next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/intel-lab-lkp/linux/commits/Harsh-Agarwal/Add-support-for-multiport-controller/20220531-162337
base:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
config: csky-defconfig (https://download.01.org/0day-ci/archive/20220531/202205311838.eFoNSZzZ-lkp@xxxxxxxxx/config)
compiler: csky-linux-gcc (GCC) 11.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/intel-lab-lkp/linux/commit/7af1d0e696ec2ddf574df10e3bf3799299b8061a
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Harsh-Agarwal/Add-support-for-multiport-controller/20220531-162337
        git checkout 7af1d0e696ec2ddf574df10e3bf3799299b8061a
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=csky SHELL=/bin/bash drivers/usb/phy/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All warnings (new ones prefixed by >>):

   In file included from include/linux/usb/otg.h:14,
                    from include/linux/usb/of.h:12,
                    from drivers/usb/phy/of.c:9:
>> include/linux/usb/phy.h:257:16: warning: 'ERR_PTR' is static but used in inline function 'devm_of_usb_get_phy_by_phandle' which is not static
     257 |         return ERR_PTR(-ENXIO);
         |                ^~~~~~~


vim +257 include/linux/usb/phy.h

   253	
   254	extern inline struct usb_phy *devm_of_usb_get_phy_by_phandle(struct device *dev,
   255		const char *phandle, u8 index, struct device_node *lookup_node)
   256	{
 > 257		return ERR_PTR(-ENXIO);
   258	}
   259	

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