tty: replace strict_strtoul() with kstrtoul()

The usage of strict_strtoul() is not preferred, because
strict_strtoul() is obsolete. Thus, kstrtoul() should be
used.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/tty/sysrq.c

@@ -932,7 +932,7 @@ static int sysrq_reset_seq_param_set(const char *buffer,
 	unsigned long val;
 	int error;
 
-	error = strict_strtoul(buffer, 0, &val);
+	error = kstrtoul(buffer, 0, &val);
 	if (error < 0)
 		return error;