mainline inclusion
from mainline-5.0
commit c3fee60908db
category: bugfix
bugzilla: 11848
CVE: NA

-------------------------------------------------

The commit 97f5f0cd ("Input: implement SysRq as a separate input
handler") added pr_fmt() definition. It caused a duplicated message
prefix in the sysrq header messages, for example:

[  177.053931] sysrq: SysRq : Show backtrace of all active CPUs
[  742.864776] sysrq: SysRq : HELP : loglevel(0-9) reboot(b) crash(c)

Fixes: 97f5f0cd ("Input: implement SysRq as a separate input handler")
Signed-off-by: NPetr Mladek <pmladek@suse.com>
Reviewed-by: NSergey Senozhatsky <sergey.senozhatsky@gmail.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: NHongbo Yao <yaohongbo@huawei.com>
Reviewed-by: NYang Yingliang <yangyingliang@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>