[chrome-os:chromeos-4.14 9/12] drivers/usb/core/message.c:951:25: sparse: sparse: incorrect type in argument 5 (different base types)

[chrome-os:chromeos-4.14 9/12] drivers/usb/core/message.c:951:25: sparse: sparse: incorrect type in argument 5 (different base types)

[kernel test robot]

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tree:   https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-4.14
head:   20c828b1505cdd2d518dbace69490b21342fdf8d
commit: 7b34fb233405ff37e4d69921764524baac34f382 [9/12] UPSTREAM: usb: core: add support for USB_REQ_SET_ISOCH_DELAY
config: microblaze-randconfig-s032-20210718 (attached as .config)
compiler: microblaze-linux-gcc (GCC) 10.3.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.3-341-g8af24329-dirty
        git remote add chrome-os https://chromium.googlesource.com/chromiumos/third_party/kernel
        git fetch --no-tags chrome-os chromeos-4.14
        git checkout 7b34fb233405ff37e4d69921764524baac34f382
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=microblaze 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)
   drivers/usb/core/message.c: note: in included file (through arch/microblaze/include/uapi/asm/byteorder.h, include/asm-generic/bitops/le.h, include/asm-generic/bitops.h, ...):
   include/linux/byteorder/big_endian.h:8:2: sparse: sparse: inconsistent configuration, needs CONFIG_CPU_BIG_ENDIAN
>> drivers/usb/core/message.c:951:25: sparse: sparse: incorrect type in argument 5 (different base types) @@     expected unsigned short [usertype] value @@     got restricted __le16 [usertype] @@
   drivers/usb/core/message.c:951:25: sparse:     expected unsigned short [usertype] value
   drivers/usb/core/message.c:951:25: sparse:     got restricted __le16 [usertype]
   In file included from include/linux/workqueue.h:9,
                    from include/linux/srcu.h:34,
                    from include/linux/notifier.h:16,
                    from include/linux/memory_hotplug.h:7,
                    from include/linux/mmzone.h:913,
                    from include/linux/gfp.h:6,
                    from include/linux/idr.h:16,
                    from include/linux/kernfs.h:14,
                    from include/linux/sysfs.h:16,
                    from include/linux/kobject.h:21,
                    from include/linux/pci.h:29,
                    from drivers/usb/core/message.c:8:
   include/linux/timer.h: In function 'timer_setup':
   include/linux/timer.h:179:23: warning: cast between incompatible function types from 'void (*)(struct timer_list *)' to 'void (*)(long unsigned int)' [-Wcast-function-type]
     179 |  __setup_timer(timer, (TIMER_FUNC_TYPE)callback,
         |                       ^
   include/linux/timer.h:144:25: note: in definition of macro '__setup_timer'
     144 |   (_timer)->function = (_fn);    24-      |                         ^~~

vim +951 drivers/usb/core/message.c

   930	
   931	/*
   932	 * usb_set_isoch_delay - informs the device of the packet transmit delay
   933	 * @dev: the device whose delay is to be informed
   934	 * Context: !in_interrupt()
   935	 *
   936	 * Since this is an optional request, we don't bother if it fails.
   937	 */
   938	int usb_set_isoch_delay(struct usb_device *dev)
   939	{
   940		/* skip hub devices */
   941		if (dev->descriptor.bDeviceClass == USB_CLASS_HUB)
   942			return 0;
   943	
   944		/* skip non-SS/non-SSP devices */
   945		if (dev->speed < USB_SPEED_SUPER)
   946			return 0;
   947	
   948		return usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
   949				USB_REQ_SET_ISOCH_DELAY,
   950				USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_DEVICE,
 > 951				cpu_to_le16(dev->hub_delay), 0, NULL, 0,
   952				USB_CTRL_SET_TIMEOUT);
   953	}
   954	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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