Re: drivers/pinctrl/pinctrl-mcp23s08.c:1: warning: no structured comments found

From: Randy Dunlap
Date: Fri Dec 01 2023 - 19:54:14 EST


Hi lkp,

On 11/21/23 13:12, kernel test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head: 98b1cc82c4affc16f5598d4fa14b1858671b2263
> commit: d8f4494e70ae5fef159719bfbb6abedc53619bf1 pinctrl: mcp23s08: drop comment about missing irq support
> date: 7 years ago
> config: i386-randconfig-002-20231120 (https://download.01.org/0day-ci/archive/20231122/202311220421.xKye7ZRO-lkp@xxxxxxxxx/config)
> compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231122/202311220421.xKye7ZRO-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/202311220421.xKye7ZRO-lkp@xxxxxxxxx/
>
> All warnings (new ones prefixed by >>):
>
> drivers/pinctrl/pinctrl-mcp23s08.c: In function 'mcp_pinconf_set':
> drivers/pinctrl/pinctrl-mcp23s08.c:282:6: warning: variable 'val' set but not used [-Wunused-but-set-variable]
> u16 val;
> ^~~
> drivers/pinctrl/pinctrl-mcp23s08.c:281:11: warning: variable 'mask' set but not used [-Wunused-but-set-variable]
> u32 arg, mask;
> ^~~~
>>> drivers/pinctrl/pinctrl-mcp23s08.c:1: warning: no structured comments found
>
>
> vim +1 drivers/pinctrl/pinctrl-mcp23s08.c
>
> > 1 /* MCP23S08 SPI/I2C GPIO driver */
> 2


What is the issue here?
I fail to see a problem.

I cannot reproduce the $Subject warning message.

--
~Randy