drivers/usb/host/ehci-hcd.c:1286: warning: "PLATFORM_DRIVER" redefined

From: kernel test robot
Date: Thu Aug 27 2020 - 05:41:40 EST


Hi Krzysztof,

FYI, the error/warning still remains.

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 15bc20c6af4ceee97a1f90b43c0e386643c071b4
commit: 88eaaecc44461f9fb147bf7ee6ccc6d4e9fc23e0 usb: host: Enable compile testing for some of drivers
date: 8 months ago
config: sparc-randconfig-r004-20200827 (attached as .config)
compiler: sparc-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 88eaaecc44461f9fb147bf7ee6ccc6d4e9fc23e0
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=sparc

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

All warnings (new ones prefixed by >>):

>> drivers/usb/host/ehci-hcd.c:1286: warning: "PLATFORM_DRIVER" redefined
1286 | #define PLATFORM_DRIVER ehci_grlib_driver
|
drivers/usb/host/ehci-hcd.c:1261: note: this is the location of the previous definition
1261 | #define PLATFORM_DRIVER ehci_hcd_sh_driver
|
In file included from drivers/usb/host/ehci-hcd.c:1260:
drivers/usb/host/ehci-sh.c:173:31: warning: 'ehci_hcd_sh_driver' defined but not used [-Wunused-variable]
173 | static struct platform_driver ehci_hcd_sh_driver = {
| ^~~~~~~~~~~~~~~~~~

# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=88eaaecc44461f9fb147bf7ee6ccc6d4e9fc23e0
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 88eaaecc44461f9fb147bf7ee6ccc6d4e9fc23e0
vim +/PLATFORM_DRIVER +1286 drivers/usb/host/ehci-hcd.c

22ced6874fc47bb Anoop 2011-02-24 1283
9be039298930636 Jan Andersson 2011-05-03 1284 #ifdef CONFIG_SPARC_LEON
9be039298930636 Jan Andersson 2011-05-03 1285 #include "ehci-grlib.c"
9be039298930636 Jan Andersson 2011-05-03 @1286 #define PLATFORM_DRIVER ehci_grlib_driver
9be039298930636 Jan Andersson 2011-05-03 1287 #endif
9be039298930636 Jan Andersson 2011-05-03 1288

:::::: The code at line 1286 was first introduced by commit
:::::: 9be0392989306361d4a63a06a8ee281efbead548 USB: EHCI: Add bus glue for GRLIB GRUSBHC controller

:::::: TO: Jan Andersson <jan@xxxxxxxxxxx>
:::::: CC: Greg Kroah-Hartman <gregkh@xxxxxxx>

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

Attachment: .config.gz
Description: application/gzip