[chrome-os:chromeos-5.10 144/1131] drivers/tty/sysrq.c:411:34: error: 'sysrq_thaw_op' defined but not used

[chrome-os:chromeos-5.10 144/1131] drivers/tty/sysrq.c:411:34: error: 'sysrq_thaw_op' defined but not used

[kernel test robot]

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tree:   https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-5.10
head:   bfe9bf6fcf7450c00e614ff8821f7046b71a88e7
commit: 91df3c40faddd7b33f5ae12ade27857c3d4fd974 [144/1131] CHROMIUM: Add -Werror build option
config: x86_64-randconfig-a013-20201224 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce (this is a W=1 build):
        git remote add chrome-os https://chromium.googlesource.com/chromiumos/third_party/kernel
        git fetch --no-tags chrome-os chromeos-5.10
        git checkout 91df3c40faddd7b33f5ae12ade27857c3d4fd974
        # save the attached .config to linux build tree
        make W=1 ARCH=x86_64 

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

All errors (new ones prefixed by >>):

>> drivers/tty/sysrq.c:411:34: error: 'sysrq_thaw_op' defined but not used [-Werror=unused-const-variable=]
     411 | static const struct sysrq_key_op sysrq_thaw_op = {
         |                                  ^~~~~~~~~~~~~
   cc1: all warnings being treated as errors


vim +/sysrq_thaw_op +411 drivers/tty/sysrq.c

^1da177e4c3f415 drivers/char/sysrq.c Linus Torvalds  2005-04-16  406  
1495cc9df4e81f5 drivers/char/sysrq.c Dmitry Torokhov 2010-08-17  407  static void sysrq_handle_thaw(int key)
c2d7543851849a6 drivers/char/sysrq.c Eric Sandeen    2009-03-31  408  {
c2d7543851849a6 drivers/char/sysrq.c Eric Sandeen    2009-03-31  409  	emergency_thaw_all();
c2d7543851849a6 drivers/char/sysrq.c Eric Sandeen    2009-03-31  410  }
7fffe31d3eaa2f0 drivers/tty/sysrq.c  Emil Velikov    2020-05-13 @411  static const struct sysrq_key_op sysrq_thaw_op = {
c2d7543851849a6 drivers/char/sysrq.c Eric Sandeen    2009-03-31  412  	.handler	= sysrq_handle_thaw,
afa80ccb4c7d397 drivers/tty/sysrq.c  zhangwei(Jovi   2013-03-07  413) 	.help_msg	= "thaw-filesystems(j)",
c2d7543851849a6 drivers/char/sysrq.c Eric Sandeen    2009-03-31  414  	.action_msg	= "Emergency Thaw of all frozen filesystems",
c2d7543851849a6 drivers/char/sysrq.c Eric Sandeen    2009-03-31  415  	.enable_mask	= SYSRQ_ENABLE_SIGNAL,
c2d7543851849a6 drivers/char/sysrq.c Eric Sandeen    2009-03-31  416  };
c2d7543851849a6 drivers/char/sysrq.c Eric Sandeen    2009-03-31  417  

:::::: The code at line 411 was first introduced by commit
:::::: 7fffe31d3eaa2f08bdfde2403adcaa8029f9bea4 tty/sysrq: constify the the sysrq_key_op(s)

:::::: TO: Emil Velikov <emil.l.velikov@gmail.com>
:::::: CC: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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

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