diff --git a/drivers/net/smc91x.c b/drivers/net/smc91x.c
index 506807f..95b6478 100644
--- a/drivers/net/smc91x.c
+++ b/drivers/net/smc91x.c
@@ -1400,7 +1400,7 @@
 static void smc_poll_controller(struct net_device *dev)
 {
 	disable_irq(dev->irq);
-	smc_interrupt(dev->irq, dev, NULL);
+	smc_interrupt(dev->irq, dev);
 	enable_irq(dev->irq);
 }
 #endif
diff --git a/drivers/pcmcia/m32r_pcc.c b/drivers/pcmcia/m32r_pcc.c
index 0964fd7..bbf0258 100644
--- a/drivers/pcmcia/m32r_pcc.c
+++ b/drivers/pcmcia/m32r_pcc.c
@@ -395,7 +395,7 @@
 
 static void pcc_interrupt_wrapper(u_long data)
 {
-	pcc_interrupt(0, NULL, NULL);
+	pcc_interrupt(0, NULL);
 	init_timer(&poll_timer);
 	poll_timer.expires = jiffies + poll_interval;
 	add_timer(&poll_timer);
diff --git a/drivers/serial/m32r_sio.c b/drivers/serial/m32r_sio.c
index c85ac1a..7656a35 100644
--- a/drivers/serial/m32r_sio.c
+++ b/drivers/serial/m32r_sio.c
@@ -590,7 +590,7 @@
 	sts = sio_in(up, SIOSTS);
 	if (sts & 0x5) {
 		spin_lock(&up->port.lock);
-		m32r_sio_handle_port(up, sts, NULL);
+		m32r_sio_handle_port(up, sts);
 		spin_unlock(&up->port.lock);
 	}