linux-kernel - Re: [PATCH v5 3/4] clk: sophgo: Add SG2042 clock generator driver

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Message-ID: <202312080230.uE0e0ycK-lkp@intel.com>
Date:   Fri, 8 Dec 2023 03:07:00 +0800
From:   kernel test robot <lkp@...el.com>
To:     Chen Wang <unicornxw@...il.com>, aou@...s.berkeley.edu,
        chao.wei@...hgo.com, conor@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, mturquette@...libre.com,
        palmer@...belt.com, paul.walmsley@...ive.com,
        richardcochran@...il.com, robh+dt@...nel.org, sboyd@...nel.org,
        devicetree@...r.kernel.org, linux-clk@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org,
        haijiao.liu@...hgo.com, xiaoguang.xing@...hgo.com,
        guoren@...nel.org, jszhang@...nel.org, inochiama@...look.com,
        samuel.holland@...ive.com
Cc:     oe-kbuild-all@...ts.linux.dev, Chen Wang <unicorn_wang@...look.com>
Subject: Re: [PATCH v5 3/4] clk: sophgo: Add SG2042 clock generator driver

Hi Chen,

kernel test robot noticed the following build errors:

[auto build test ERROR on b85ea95d086471afb4ad062012a4d73cd328fa86]

url:    https://github.com/intel-lab-lkp/linux/commits/Chen-Wang/dt-bindings-soc-sophgo-Add-Sophgo-system-control-module/20231207-165948
base:   b85ea95d086471afb4ad062012a4d73cd328fa86
patch link:    https://lore.kernel.org/r/975f9995584dfa8af751e96a1f4d2c7991551a35.1701938395.git.unicorn_wang%40outlook.com
patch subject: [PATCH v5 3/4] clk: sophgo: Add SG2042 clock generator driver
config: arc-randconfig-002-20231208 (https://download.01.org/0day-ci/archive/20231208/202312080230.uE0e0ycK-lkp@intel.com/config)
compiler: arc-elf-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231208/202312080230.uE0e0ycK-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/202312080230.uE0e0ycK-lkp@intel.com/

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

   drivers/clk/sophgo/clk-sophgo-sg2042.c: In function 'sg2042_clk_init_clk_data':
>> drivers/clk/sophgo/clk-sophgo-sg2042.c:1273:20: error: implicit declaration of function 'kzalloc'; did you mean 'vzalloc'? [-Werror=implicit-function-declaration]
    1273 |         clk_data = kzalloc(struct_size(clk_data, onecell_data.hws, num_clks), GFP_KERNEL);
         |                    ^~~~~~~
         |                    vzalloc
>> drivers/clk/sophgo/clk-sophgo-sg2042.c:1273:18: warning: assignment to 'struct sg2042_clk_data *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
    1273 |         clk_data = kzalloc(struct_size(clk_data, onecell_data.hws, num_clks), GFP_KERNEL);
         |                  ^
>> drivers/clk/sophgo/clk-sophgo-sg2042.c:1293:9: error: implicit declaration of function 'kfree'; did you mean 'vfree'? [-Werror=implicit-function-declaration]
    1293 |         kfree(clk_data);
         |         ^~~~~
         |         vfree
   cc1: some warnings being treated as errors


vim +1273 drivers/clk/sophgo/clk-sophgo-sg2042.c

  1256	
  1257	static int __init sg2042_clk_init_clk_data(
  1258		struct device_node *node,
  1259		int num_clks,
  1260		struct sg2042_clk_data **pp_clk_data)
  1261	{
  1262		int ret = 0;
  1263		struct sg2042_clk_data *clk_data = NULL;
  1264		struct device_node *np_syscon;
  1265	
  1266		np_syscon = of_parse_phandle(node, "sophgo,system-ctrl", 0);
  1267		if (!np_syscon) {
  1268			pr_err("failed to get system-ctrl node\n");
  1269			ret = -EINVAL;
  1270			goto error_out;
  1271		}
  1272	
> 1273		clk_data = kzalloc(struct_size(clk_data, onecell_data.hws, num_clks), GFP_KERNEL);
  1274		if (!clk_data) {
  1275			ret = -ENOMEM;
  1276			goto error_out;
  1277		}
  1278	
  1279		clk_data->regmap_syscon = device_node_to_regmap(np_syscon);
  1280		if (IS_ERR_OR_NULL(clk_data->regmap_syscon)) {
  1281			pr_err("cannot get regmap_syscon %ld\n", PTR_ERR(clk_data->regmap_syscon));
  1282			ret = -ENODEV;
  1283			goto cleanup;
  1284		}
  1285		clk_data->iobase_syscon = of_iomap(np_syscon, 0);
  1286		clk_data->iobase = of_iomap(node, 0);
  1287		clk_data->onecell_data.num = num_clks;
  1288	
  1289		*pp_clk_data = clk_data;
  1290		return ret;
  1291	
  1292	cleanup:
> 1293		kfree(clk_data);
  1294	
  1295	error_out:
  1296		return ret;
  1297	}
  1298	

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