[chrome-os:chromeos-5.15 970/2818] drivers/tty/sysrq.c:462:57: error: implicit conversion from 'enum <anonymous>' to 'enum pid_type'

[chrome-os:chromeos-5.15 970/2818] drivers/tty/sysrq.c:462:57: error: implicit conversion from 'enum <anonymous>' to 'enum pid_type'

[kernel test robot]

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tree:   https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-5.15
head:   b4852fbf90916fdc2f1e0e282e100f7e0e889d77
commit: 297837590e60714af43864f54661c2410913aaa4 [970/2818] CHROMIUM: sysrq: Added Chrome OS specific 'x' key
config: arm-chromiumos-arm-customedconfig-chrome-os:chromeos-5.15:b4852fbf90916fdc2f1e0e282e100f7e0e889d77 (https://download.01.org/0day-ci/archive/20211212/202112120632.ebpnDry5-lkp(a)intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0
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 remote add chrome-os https://chromium.googlesource.com/chromiumos/third_party/kernel
        git fetch --no-tags chrome-os chromeos-5.15
        git checkout 297837590e60714af43864f54661c2410913aaa4
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm SHELL=/bin/bash

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: In function 'sysrq_x_cros_signal_process':
>> drivers/tty/sysrq.c:462:57: error: implicit conversion from 'enum <anonymous>' to 'enum pid_type' [-Werror=enum-conversion]
     462 |                 do_send_sig_info(sig, SEND_SIG_PRIV, p, true);
         |                                                         ^~~~
   cc1: all warnings being treated as errors


vim +462 drivers/tty/sysrq.c

   442	
   443	/* send a signal to a process named comm if it has a certain parent */
   444	/* if parent is NULL, send to the first matching process */
   445	static void sysrq_x_cros_signal_process(char *comm, char *parent, int sig)
   446	{
   447		struct task_struct *p;
   448	
   449		read_lock(&tasklist_lock);
   450		for_each_process(p) {
   451			if (p->flags & (PF_KTHREAD | PF_EXITING))
   452				continue;
   453			if (is_global_init(p))
   454				continue;
   455			if (strncmp(p->comm, comm, TASK_COMM_LEN))
   456				continue;
   457			if (parent && strncmp(p->parent->comm, parent, TASK_COMM_LEN))
   458				continue;
   459	
   460			printk(KERN_INFO "%s: signal %d %s pid %u tgid %u\n",
   461			       __func__, sig, comm, p->pid, p->tgid);
 > 462			do_send_sig_info(sig, SEND_SIG_PRIV, p, true);
   463		}
   464		read_unlock(&tasklist_lock);
   465	}
   466	

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