[android-common:android14-kiwi-6.1 0/40] drivers/usb/host/xhci-mem.c:68:6: warning: no previous prototype for 'xhci_segment_free'

[android-common:android14-kiwi-6.1 0/40] drivers/usb/host/xhci-mem.c:68:6: warning: no previous prototype for 'xhci_segment_free'

[kernel test robot]

Hi Howard,

FYI, the error/warning still remains.

tree:   https://android.googlesource.com/kernel/common android14-kiwi-6.1
head:   dd79c421671d7417fa9ad8465ca823298cd5fa14
commit: 6496f6cfbbd3bf241c6f16c7621db32088a1f073 [0/40] ANDROID: usb: host: export symbols for xhci hooks usage
config: i386-randconfig-052-20251212 (https://download.01.org/0day-ci/archive/20251212/202512121524.YD9TBeaH-lkp@intel.com/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/20251212/202512121524.YD9TBeaH-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/202512121524.YD9TBeaH-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/usb/host/xhci-mem.c:68:6: warning: no previous prototype for 'xhci_segment_free' [-Wmissing-prototypes]
      68 | void xhci_segment_free(struct xhci_hcd *xhci, struct xhci_segment *seg)
         |      ^~~~~~~~~~~~~~~~~
   drivers/usb/host/xhci-mem.c:79:6: warning: no previous prototype for 'xhci_free_segments_for_ring' [-Wmissing-prototypes]
      79 | void xhci_free_segments_for_ring(struct xhci_hcd *xhci,
         |      ^~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/usb/host/xhci-mem.c:100:6: warning: no previous prototype for 'xhci_link_segments' [-Wmissing-prototypes]
     100 | void xhci_link_segments(struct xhci_segment *prev,
         |      ^~~~~~~~~~~~~~~~~~
   drivers/usb/host/xhci-mem.c:2075:5: warning: no previous prototype for 'xhci_check_trb_in_td_math' [-Wmissing-prototypes]
    2075 | int xhci_check_trb_in_td_math(struct xhci_hcd *xhci)
         |     ^~~~~~~~~~~~~~~~~~~~~~~~~


vim +/xhci_segment_free +68 drivers/usb/host/xhci-mem.c

    67	
  > 68	void xhci_segment_free(struct xhci_hcd *xhci, struct xhci_segment *seg)
    69	{
    70		if (seg->trbs) {
    71			dma_pool_free(xhci->segment_pool, seg->trbs, seg->dma);
    72			seg->trbs = NULL;
    73		}
    74		kfree(seg->bounce_buf);
    75		kfree(seg);
    76	}
    77	EXPORT_SYMBOL_GPL(xhci_segment_free);
    78	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki