[S390] irq change build fixes.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/drivers/s390/char/ctrlchar.c b/drivers/s390/char/ctrlchar.c
index d83eb63..49e9628 100644
--- a/drivers/s390/char/ctrlchar.c
+++ b/drivers/s390/char/ctrlchar.c
@@ -20,7 +20,7 @@
 static void
 ctrlchar_handle_sysrq(void *tty)
 {
-	handle_sysrq(ctrlchar_sysrq_key, NULL, (struct tty_struct *) tty);
+	handle_sysrq(ctrlchar_sysrq_key, (struct tty_struct *) tty);
 }
 
 static DECLARE_WORK(ctrlchar_work, ctrlchar_handle_sysrq, NULL);
diff --git a/drivers/s390/char/keyboard.c b/drivers/s390/char/keyboard.c
index 3be0656..e3491a5 100644
--- a/drivers/s390/char/keyboard.c
+++ b/drivers/s390/char/keyboard.c
@@ -304,7 +304,7 @@
 		if (kbd->sysrq) {
 			if (kbd->sysrq == K(KT_LATIN, '-')) {
 				kbd->sysrq = 0;
-				handle_sysrq(value, NULL, kbd->tty);
+				handle_sysrq(value, kbd->tty);
 				return;
 			}
 			if (value == '-') {
diff --git a/drivers/s390/char/sclp.c b/drivers/s390/char/sclp.c
index 31e3357..8a056df 100644
--- a/drivers/s390/char/sclp.c
+++ b/drivers/s390/char/sclp.c
@@ -324,7 +324,7 @@
  * Prepare read event data request if necessary. Start processing of next
  * request on queue. */
 static void
-sclp_interrupt_handler(struct pt_regs *regs, __u16 code)
+sclp_interrupt_handler(__u16 code)
 {
 	struct sclp_req *req;
 	u32 finished_sccb;
@@ -743,7 +743,7 @@
 /* Handler for external interruption used during initialization. Modify
  * request state to done. */
 static void
-sclp_check_handler(struct pt_regs *regs, __u16 code)
+sclp_check_handler(__u16 code)
 {
 	u32 finished_sccb;