Hi Kory,
kernel test robot noticed the following build warnings:
[auto build test WARNING on 1c353dc8d962de652bc7ad2ba2e63f553331391c]
url: https://github.com/intel-lab-lkp/linux/commits/Kory-Maincent-TI-com/mfd-tps6... base: 1c353dc8d962de652bc7ad2ba2e63f553331391c patch link: https://lore.kernel.org/r/20251106-fix_tps65219-v2-1-a7d608c4272f%40bootlin.... patch subject: [PATCH v2 1/2] mfd: tps65219: Implement LOCK register handling for TPS65214 config: i386-buildonly-randconfig-003-20251107 (https://download.01.org/0day-ci/archive/20251107/202511070607.Il9q9meO-lkp@i...) compiler: gcc-13 (Debian 13.3.0-16) 13.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251107/202511070607.Il9q9meO-lkp@i...)
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@intel.com | Closes: https://lore.kernel.org/oe-kbuild-all/202511070607.Il9q9meO-lkp@intel.com/
All warnings (new ones prefixed by >>):
drivers/mfd/tps65219.c: In function 'tps65214_reg_write':
drivers/mfd/tps65219.c:479:26: warning: variable 'tps' set but not used [-Wunused-but-set-variable]
479 | struct tps65219 *tps; | ^~~
vim +/tps +479 drivers/mfd/tps65219.c
475 476 static int tps65214_reg_write(void *context, unsigned int reg, unsigned int val) 477 { 478 struct i2c_client *i2c = context;
479 struct tps65219 *tps;
480 int ret; 481 482 if (val > 0xff || reg > 0xff) 483 return -EINVAL; 484 485 tps = i2c_get_clientdata(i2c); 486 ret = i2c_smbus_write_byte_data(i2c, TPS65214_REG_LOCK, 487 TPS65214_LOCK_ACCESS_CMD); 488 if (ret) 489 return ret; 490 491 ret = i2c_smbus_write_byte_data(i2c, reg, val); 492 if (ret) 493 return ret; 494 495 return i2c_smbus_write_byte_data(i2c, TPS65214_REG_LOCK, 0); 496 } 497