tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 0bddd227f3dc55975e2b8dfa7fc6f959b062a2c7 commit: 0f04a81784fe3ddc00cae74c517265b3ddb8825c pinctrl: mcp23s08: Split to three parts: core, I²C, SPI date: 3 months ago config: i386-randconfig-c001-20200709 (attached as .config) compiler: gcc-9 (Debian 9.3.0-14) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; coccinelle warnings: (new ones prefixed by >>) vim +129 drivers/pinctrl/pinctrl-mcp23s08_spi.c 81 82 static int mcp23s08_spi_regmap_init(struct mcp23s08 *mcp, struct device *dev, 83 unsigned int addr, unsigned int type) 84 { 85 const struct regmap_config *config; 86 struct regmap_config *copy; 87 const char *name; 88 89 switch (type) { 90 case MCP_TYPE_S08: 91 mcp->reg_shift = 0; 92 mcp->chip.ngpio = 8; 93 mcp->chip.label = devm_kasprintf(dev, GFP_KERNEL, "mcp23s08.%d", addr); 94 95 config = &mcp23x08_regmap; 96 name = devm_kasprintf(dev, GFP_KERNEL, "%d", addr); 97 break; 98 99 case MCP_TYPE_S17: 100 mcp->reg_shift = 1; 101 mcp->chip.ngpio = 16; 102 mcp->chip.label = devm_kasprintf(dev, GFP_KERNEL, "mcp23s17.%d", addr); 103 104 config = &mcp23x17_regmap; 105 name = devm_kasprintf(dev, GFP_KERNEL, "%d", addr); 106 break; 107 108 case MCP_TYPE_S18: 109 mcp->reg_shift = 1; 110 mcp->chip.ngpio = 16; 111 mcp->chip.label = "mcp23s18"; 112 113 config = &mcp23x17_regmap; 114 name = config->name; 115 break; 116 117 default: 118 dev_err(dev, "invalid device type (%d)\n", type); 119 return -EINVAL; 120 } 121 122 copy = devm_kmemdup(dev, &config, sizeof(config), GFP_KERNEL); 123 if (!copy) 124 return -ENOMEM; 125 126 copy->name = name; 127 128 mcp->regmap = devm_regmap_init(dev, &mcp23sxx_spi_regmap, mcp, copy); 130 return PTR_ERR(mcp->regmap); 131 132 return 0; 133 } 134 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org