[tty:tty-next 28/31] drivers/tty/serial/max310x.c:1727:32: error: 'max310x_spi_driver' undeclared; did you mean 'max310x_i2c_driver'?

[tty:tty-next 28/31] drivers/tty/serial/max310x.c:1727:32: error: 'max310x_spi_driver' undeclared; did you mean 'max310x_i2c_driver'?

[kernel test robot]

Hi Hugo,

First bad commit (maybe != root cause):

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-next
head:   16e95bfb79b5d9d01dc7651d98caf3c2ace331cd
commit: 20ffe4b3330a8bde9e933e9ba2323d5e9386caa5 [28/31] serial: max310x: allow driver to be built with SPI or I2C
config: um-randconfig-r112-20260512 (https://download.01.org/0day-ci/archive/20260512/202605121847.N9DVLNg2-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
sparse: v0.6.5-rc1
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260512/202605121847.N9DVLNg2-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202605121847.N9DVLNg2-lkp@intel.com/

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

   drivers/tty/serial/max310x.c: In function 'max310x_uart_init':
>> drivers/tty/serial/max310x.c:1727:32: error: 'max310x_spi_driver' undeclared (first use in this function); did you mean 'max310x_i2c_driver'?
    1727 |         spi_unregister_driver(&max310x_spi_driver);
         |                                ^~~~~~~~~~~~~~~~~~
         |                                max310x_i2c_driver
   drivers/tty/serial/max310x.c:1727:32: note: each undeclared identifier is reported only once for each function it appears in
>> drivers/tty/serial/max310x.c:1730:1: warning: label 'err_spi_register' defined but not used [-Wunused-label]
    1730 | err_spi_register:
         | ^~~~~~~~~~~~~~~~
   drivers/tty/serial/max310x.c: At top level:
>> drivers/tty/serial/max310x.c:1492:29: warning: 'regcfg' defined but not used [-Wunused-variable]
    1492 | static struct regmap_config regcfg = {
         |                             ^~~~~~


vim +1727 drivers/tty/serial/max310x.c

6286767ad3afc88 Alexander Shiyan 2016-06-07  1722  
2e1f2d9a9bdbe12 Cosmin Tanislav  2022-06-05  1723  	return 0;
2e1f2d9a9bdbe12 Cosmin Tanislav  2022-06-05  1724  
2e1f2d9a9bdbe12 Cosmin Tanislav  2022-06-05  1725  #ifdef CONFIG_I2C
2e1f2d9a9bdbe12 Cosmin Tanislav  2022-06-05  1726  err_i2c_register:
2e1f2d9a9bdbe12 Cosmin Tanislav  2022-06-05 @1727  	spi_unregister_driver(&max310x_spi_driver);
2e1f2d9a9bdbe12 Cosmin Tanislav  2022-06-05  1728  #endif
2e1f2d9a9bdbe12 Cosmin Tanislav  2022-06-05  1729  
2e1f2d9a9bdbe12 Cosmin Tanislav  2022-06-05 @1730  err_spi_register:
2e1f2d9a9bdbe12 Cosmin Tanislav  2022-06-05  1731  	uart_unregister_driver(&max310x_uart);
2e1f2d9a9bdbe12 Cosmin Tanislav  2022-06-05  1732  
51f689cc1133394 Kangjie Lu       2018-12-25  1733  	return ret;
6286767ad3afc88 Alexander Shiyan 2016-06-07  1734  }
6286767ad3afc88 Alexander Shiyan 2016-06-07  1735  module_init(max310x_uart_init);
6286767ad3afc88 Alexander Shiyan 2016-06-07  1736  

:::::: The code at line 1727 was first introduced by commit
:::::: 2e1f2d9a9bdbe12ee475c82a45ac46a278e8049a serial: max310x: implement I2C support

:::::: TO: Cosmin Tanislav <cosmin.tanislav@analog.com>
:::::: CC: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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https://github.com/intel/lkp-tests/wiki