[ti:ti-linux-5.10.y 17348/20446] drivers/phy/ti/phy-j721e-wiz.c:731:18: warning: assignment to 'char *' from 'int' makes pointer from integer without a cast

[ti:ti-linux-5.10.y 17348/20446] drivers/phy/ti/phy-j721e-wiz.c:731:18: warning: assignment to 'char *' from 'int' makes pointer from integer without a cast

[kernel test robot]

Hi Matt,

FYI, the error/warning still remains.

tree:   git://git.ti.com/ti-linux-kernel/ti-linux-kernel.git ti-linux-5.10.y
head:   90976f615b7ec6d31eba0db18c5b6844a3371e10
commit: 00c06b1206b933de1d62b89db8b6846dc885eb5f [17348/20446] phy: ti: phy-j721e-wiz: stop name conflict if multiple serdes are initialized
config: h8300-buildonly-randconfig-r001-20230123 (https://download.01.org/0day-ci/archive/20230124/202301241512.d5c19xDp-lkp@intel.com/config)
compiler: h8300-linux-gcc (GCC) 12.1.0
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
        git remote add ti git://git.ti.com/ti-linux-kernel/ti-linux-kernel.git
        git fetch --no-tags ti ti-linux-5.10.y
        git checkout 00c06b1206b933de1d62b89db8b6846dc885eb5f
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=h8300 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=h8300 SHELL=/bin/bash drivers/phy/ti/

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

All warnings (new ones prefixed by >>):

   drivers/phy/ti/phy-j721e-wiz.c: In function 'wiz_phy_en_refclk_register':
   drivers/phy/ti/phy-j721e-wiz.c:731:20: error: implicit declaration of function 'kzalloc'; did you mean 'vzalloc'? [-Werror=implicit-function-declaration]
     731 |         clk_name = kzalloc(sz, GFP_KERNEL);
         |                    ^~~~~~~
         |                    vzalloc
>> drivers/phy/ti/phy-j721e-wiz.c:731:18: warning: assignment to 'char *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
     731 |         clk_name = kzalloc(sz, GFP_KERNEL);
         |                  ^
   drivers/phy/ti/phy-j721e-wiz.c:743:9: error: implicit declaration of function 'kfree'; did you mean 'vfree'? [-Werror=implicit-function-declaration]
     743 |         kfree(clk_name);
         |         ^~~~~
         |         vfree
   drivers/phy/ti/phy-j721e-wiz.c: In function 'wiz_mux_clk_register':
   drivers/phy/ti/phy-j721e-wiz.c:796:22: warning: assignment to 'const char **' from 'int' makes pointer from integer without a cast [-Wint-conversion]
     796 |         parent_names = kzalloc((sizeof(char *) * num_parents), GFP_KERNEL);
         |                      ^
   cc1: some warnings being treated as errors


vim +731 drivers/phy/ti/phy-j721e-wiz.c

   710	
   711	static int wiz_phy_en_refclk_register(struct wiz *wiz)
   712	{
   713		struct wiz_phy_en_refclk *wiz_phy_en_refclk;
   714		struct device *dev = wiz->dev;
   715		struct clk_init_data *init;
   716		struct clk *clk;
   717		char *clk_name;
   718		unsigned int sz;
   719	
   720		wiz_phy_en_refclk = devm_kzalloc(dev, sizeof(*wiz_phy_en_refclk), GFP_KERNEL);
   721		if (!wiz_phy_en_refclk)
   722			return -ENOMEM;
   723	
   724		init = &wiz_phy_en_refclk->clk_data;
   725	
   726		init->ops = &wiz_phy_en_refclk_ops;
   727		init->flags = 0;
   728	
   729		sz = strlen(dev_name(dev)) + strlen(output_clk_names[TI_WIZ_PHY_EN_REFCLK]) + 2;
   730	
 > 731		clk_name = kzalloc(sz, GFP_KERNEL);
   732		if (!clk_name)
   733			return -ENOMEM;
   734	
   735		snprintf(clk_name, sz, "%s_%s", dev_name(dev), output_clk_names[TI_WIZ_PHY_EN_REFCLK]);
   736		init->name = clk_name;
   737	
   738		wiz_phy_en_refclk->phy_en_refclk = wiz->phy_en_refclk;
   739		wiz_phy_en_refclk->hw.init = init;
   740	
   741		clk = devm_clk_register(dev, &wiz_phy_en_refclk->hw);
   742	
   743		kfree(clk_name);
   744	
   745		if (IS_ERR(clk))
   746			return PTR_ERR(clk);
   747	
   748		wiz->output_clks[TI_WIZ_PHY_EN_REFCLK] = clk;
   749	
   750		return 0;
   751	}
   752	

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