Hi Feng, FYI, kernel build failed on tree: git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux.git release head: abd4c92003ce21c37ca0e6d9d62b93eb22ec118b commit: 8ede06aba5dffa78a27a18c47a9059eb38072ada [13/17] ACPI: Use ACPICA native way to decode the PLD buffer config: x86_64-allmodconfig [error] drivers/usb/core/usb-acpi.c:55:18: error: storage size of 'pld' isn't known [warning] drivers/usb/core/usb-acpi.c:55:18: warning: unused variable 'pld' [-Wunused-variable] vim +55 drivers/usb/core/usb-acpi.c 39 goto out; 40 } 41 42 if (upc->package.elements[0].integer.value) 43 udev->removable = USB_DEVICE_REMOVABLE; 44 else 45 udev->removable = USB_DEVICE_FIXED; 46 47 out: 48 kfree(upc); 49 return ret; 50 } 51 52 static int usb_acpi_check_pld(struct usb_device *udev, acpi_handle handle) 53 { 54 acpi_status status; > 55 struct acpi_pld pld; 56 57 status = acpi_get_physical_device_location(handle, &pld); 58 59 if (ACPI_FAILURE(status)) 60 return -ENODEV; 61 62 if (pld.user_visible) 63 udev->removable = USB_DEVICE_REMOVABLE; --- 0-DAY kernel build testing backend Open Source Technology Centre Fengguang Wu <wfg@xxxxxxxxxxxxxxx> Intel Corporation -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html