printk: drop redundant devkmsg_log_str memsets
authorSergey Senozhatsky <sergey.senozhatsky.work@gmail.com>
Fri, 19 Jan 2018 04:39:01 +0000 (13:39 +0900)
committerPetr Mladek <pmladek@suse.com>
Mon, 22 Jan 2018 09:33:04 +0000 (10:33 +0100)
commit6fd78a1a99c9580da49ee8f951fdce9846256375
tree72805c356b7735b3084d7a50161725339bbc5c4d
parentcca10d58d25d271f05e1115132b4c2d913bb652e
printk: drop redundant devkmsg_log_str memsets

We copy in null terminated strings "on" and "off", no
need to zero out devkmsg_log_str in control_devkmsg().

Link: http://lkml.kernel.org/r/20180119043901.1728-1-sergey.senozhatsky@gmail.com
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Reviewed-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Signed-off-by: Petr Mladek <pmladek@suse.com>
kernel/printk/printk.c