[chenxing:mstar_v6_5_reorder 290/700] drivers/gpio/gpio-ssd210.c:448:22: warning: unused variable 'offset'

tree:   https://github.com/linux-chenxing/linux.git mstar_v6_5_reorder
head:   1a5c60e65ea399670a5384b869c4958338af2799
commit: 2833a14b64ac977478b34e1993f75fe0a2aaa4b9 [290/700] gpio: mstar: ssd210 gpio support
config: nios2-allmodconfig (https://download.01.org/0day-ci/archive/20260801/[email protected]/config)
compiler: nios2-linux-gcc (GCC) 11.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260801/[email protected]/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 <[email protected]>
| Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/

All warnings (new ones prefixed by >>):

   drivers/gpio/gpio-ssd210.c: In function 'ssd210_gpio_child_to_parent_hwirq':
>> drivers/gpio/gpio-ssd210.c:448:22: warning: unused variable 'offset' [-Wunused-variable]
     448 |         unsigned int offset = priv->gpio_data->offsets[child];
         |                      ^~~~~~


vim +/offset +448 drivers/gpio/gpio-ssd210.c

   440	
   441	static int ssd210_gpio_child_to_parent_hwirq(struct gpio_chip *chip,
   442						     unsigned int child,
   443						     unsigned int child_type,
   444						     unsigned int *parent,
   445						     unsigned int *parent_type)
   446	{
   447		struct ssd210_gpio *priv = gpiochip_get_data(chip);
 > 448		unsigned int offset = priv->gpio_data->offsets[child];
   449	
   450		return -EINVAL;
   451	}
   452	

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