tree: https://github.com/intel/tdx.git guest-filter
head: c8ae661a124d107ccb71713b70010f1bf237b7a2
commit: 43ef78fa0be78320a27a01cee80aeb3e235ab426 [1/28] driver core: Move the "authorized" attribute from USB/Thunderbolt to core
config: i386-defconfig (https://download.01.org/0day-ci/archive/20220817/[email protected]/config)
compiler: gcc-11 (Debian 11.3.0-5) 11.3.0
reproduce (this is a W=1 build):
# https://github.com/intel/tdx/commit/43ef78fa0be78320a27a01cee80aeb3e235ab426
git remote add intel-tdx https://github.com/intel/tdx.git
git fetch --no-tags intel-tdx guest-filter
git checkout 43ef78fa0be78320a27a01cee80aeb3e235ab426
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/usb/core/
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <[email protected]>
All warnings (new ones prefixed by >>):
drivers/usb/core/sysfs.c: In function 'interface_authorized_show':
>> drivers/usb/core/sysfs.c:1164:31: warning: unused variable 'intf' [-Wunused-variable]
1164 | struct usb_interface *intf = to_usb_interface(dev);
| ^~~~
vim +/intf +1164 drivers/usb/core/sysfs.c
49e7cc84a86784 Sarah Sharp 2008-10-06 1156
310d2b4124c073 Stefan Koch 2015-08-25 1157 /*
310d2b4124c073 Stefan Koch 2015-08-25 1158 * interface_authorized_show - show authorization status of an USB interface
310d2b4124c073 Stefan Koch 2015-08-25 1159 * 1 is authorized, 0 is deauthorized
310d2b4124c073 Stefan Koch 2015-08-25 1160 */
310d2b4124c073 Stefan Koch 2015-08-25 1161 static ssize_t interface_authorized_show(struct device *dev,
310d2b4124c073 Stefan Koch 2015-08-25 1162 struct device_attribute *attr, char *buf)
310d2b4124c073 Stefan Koch 2015-08-25 1163 {
310d2b4124c073 Stefan Koch 2015-08-25 @1164 struct usb_interface *intf = to_usb_interface(dev);
310d2b4124c073 Stefan Koch 2015-08-25 1165
43ef78fa0be783 Kuppuswamy Sathyanarayanan 2021-08-14 1166 return sysfs_emit(buf, "%u\n", dev->authorized);
310d2b4124c073 Stefan Koch 2015-08-25 1167 }
310d2b4124c073 Stefan Koch 2015-08-25 1168
:::::: The code at line 1164 was first introduced by commit
:::::: 310d2b4124c073a2057ef9d952d4d938e9b1dfd9 usb: interface authorization: SysFS part of USB interface authorization
:::::: TO: Stefan Koch <[email protected]>
:::::: CC: Greg Kroah-Hartman <[email protected]>
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