[geert-renesas-devel:renesas-drivers-for-v6.18 1/1] drivers/soc/renesas/rz-sysc.c:113:16: error: cleanup argument not a function

[kernel test robot <lkp@xxxxxxxxx>]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-devel.git renesas-drivers-for-v6.18
head:   75601ffaea537c3180f23912ce1d0ed5f716469d
commit: 75601ffaea537c3180f23912ce1d0ed5f716469d [1/1] soc: renesas: rz-sysc: Add syscon/regmap support
config: arm-randconfig-001-20250819 (https://download.01.org/0day-ci/archive/20250819/202508192154.jtZINmab-lkp@xxxxxxxxx/config)
compiler: arm-linux-gnueabi-gcc (GCC) 12.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250819/202508192154.jtZINmab-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202508192154.jtZINmab-lkp@xxxxxxxxx/

All error/warnings (new ones prefixed by >>):

   drivers/soc/renesas/rz-sysc.c: In function 'rz_sysc_probe':
>> drivers/soc/renesas/rz-sysc.c:113:16: error: cleanup argument not a function
     113 |         struct regmap_config *regmap_cfg __free(kfree) = kzalloc(sizeof(*regmap_cfg), GFP_KERNEL);
         |                ^~~~~~~~~~~~~
>> drivers/soc/renesas/rz-sysc.c:113:58: error: implicit declaration of function 'kzalloc' [-Werror=implicit-function-declaration]
     113 |         struct regmap_config *regmap_cfg __free(kfree) = kzalloc(sizeof(*regmap_cfg), GFP_KERNEL);
         |                                                          ^~~~~~~
>> drivers/soc/renesas/rz-sysc.c:113:58: warning: initialization of 'struct regmap_config *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
   cc1: some warnings being treated as errors


vim +113 drivers/soc/renesas/rz-sysc.c

   103	
   104	static int rz_sysc_probe(struct platform_device *pdev)
   105	{
   106		const struct rz_sysc_init_data *data;
   107		const struct of_device_id *match;
   108		struct device *dev = &pdev->dev;
   109		struct regmap *regmap;
   110		struct rz_sysc *sysc;
   111		int ret;
   112	
 > 113		struct regmap_config *regmap_cfg __free(kfree) = kzalloc(sizeof(*regmap_cfg), GFP_KERNEL);
   114		if (!regmap_cfg)
   115			return -ENOMEM;
   116	
   117		match = of_match_node(rz_sysc_match, dev->of_node);
   118		if (!match)
   119			return -ENODEV;
   120	
   121		data = match->data;
   122	
   123		sysc = devm_kzalloc(dev, sizeof(*sysc), GFP_KERNEL);
   124		if (!sysc)
   125			return -ENOMEM;
   126	
   127		sysc->base = devm_platform_ioremap_resource(pdev, 0);
   128		if (IS_ERR(sysc->base))
   129			return PTR_ERR(sysc->base);
   130	
   131		sysc->dev = dev;
   132		ret = rz_sysc_soc_init(sysc, match);
   133		if (ret)
   134			return ret;
   135	
   136		regmap_cfg->name = "rz_sysc_regs";
   137		regmap_cfg->reg_bits = 32;
   138		regmap_cfg->reg_stride = 4;
   139		regmap_cfg->val_bits = 32;
   140		regmap_cfg->fast_io = true;
   141		regmap_cfg->max_register = data->max_register;
   142	
   143		regmap = devm_regmap_init_mmio(dev, sysc->base, regmap_cfg);
   144		if (IS_ERR(regmap))
   145			return PTR_ERR(regmap);
   146	
   147		return of_syscon_register_regmap(dev->of_node, regmap);
   148	}
   149	

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