Re: [PATCH v5] HID: steelseries: Add MSI Raider A18 HX A9WJG RGB support

[kernel test robot]

Hi David,

kernel test robot noticed the following build warnings:

[auto build test WARNING on hid/for-next]
[also build test WARNING on linus/master v7.1-rc6 next-20260529]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/David-Glushkov/HID-steelseries-Add-MSI-Raider-A18-HX-A9WJG-RGB-support/20260601-074317
base:   https://git.kernel.org/pub/scm/linux/kernel/git/hid/hid.git for-next
patch link:    https://lore.kernel.org/r/20260531233903.208321-1-david.glushkov%40sntiq.com
patch subject: [PATCH v5] HID: steelseries: Add MSI Raider A18 HX A9WJG RGB support
config: x86_64-rhel-9.4-kunit (https://download.01.org/0day-ci/archive/20260601/202606011654.dFHta3Dw-lkp@xxxxxxxxx/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260601/202606011654.dFHta3Dw-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/202606011654.dFHta3Dw-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

>> drivers/hid/hid-steelseries.c:569:27: warning: 'steelseries_hid_to_usb_dev' defined but not used [-Wunused-function]
     569 | static struct usb_device *steelseries_hid_to_usb_dev(struct hid_device *hdev)
         |                           ^~~~~~~~~~~~~~~~~~~~~~~~~~


vim +/steelseries_hid_to_usb_dev +569 drivers/hid/hid-steelseries.c

   568	
 > 569	static struct usb_device *steelseries_hid_to_usb_dev(struct hid_device *hdev)
   570	{
   571		struct usb_interface *intf = steelseries_hid_to_usb_intf(hdev);
   572	
   573		if (!intf)
   574			return NULL;
   575	
   576		return interface_to_usbdev(intf);
   577	}
   578	

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