diff --git a/drivers/atm/firestream.c b/drivers/atm/firestream.c
index 7f6d02c..38b688f 100644
--- a/drivers/atm/firestream.c
+++ b/drivers/atm/firestream.c
@@ -1654,7 +1654,7 @@
 {
 	struct fs_dev *dev = (struct fs_dev *) data;
   
-	fs_irq (0, dev, NULL);
+	fs_irq (0, dev);
 	dev->timer.expires = jiffies + FS_POLL_FREQ;
 	add_timer (&dev->timer);
 }
diff --git a/drivers/net/arm/am79c961a.c b/drivers/net/arm/am79c961a.c
index 8f0d7ce..2143eeb 100644
--- a/drivers/net/arm/am79c961a.c
+++ b/drivers/net/arm/am79c961a.c
@@ -634,7 +634,7 @@
 {
 	unsigned long flags;
 	local_irq_save(flags);
-	am79c961_interrupt(dev->irq, dev, NULL);
+	am79c961_interrupt(dev->irq, dev);
 	local_irq_restore(flags);
 }
 #endif
diff --git a/drivers/net/ixp2000/ixpdev.c b/drivers/net/ixp2000/ixpdev.c
index 6683afc..d5f694f 100644
--- a/drivers/net/ixp2000/ixpdev.c
+++ b/drivers/net/ixp2000/ixpdev.c
@@ -222,7 +222,7 @@
 static void ixpdev_poll_controller(struct net_device *dev)
 {
 	disable_irq(IRQ_IXP2000_THDA0);
-	ixpdev_interrupt(IRQ_IXP2000_THDA0, dev, NULL);
+	ixpdev_interrupt(IRQ_IXP2000_THDA0, dev);
 	enable_irq(IRQ_IXP2000_THDA0);
 }
 #endif
diff --git a/drivers/net/sb1250-mac.c b/drivers/net/sb1250-mac.c
index 132e214..e7fdcf1 100644
--- a/drivers/net/sb1250-mac.c
+++ b/drivers/net/sb1250-mac.c
@@ -1159,7 +1159,7 @@
 
 	__raw_writeq(0, sc->sbm_imr);
 
-	sbmac_intr(irq, netdev, NULL);
+	sbmac_intr(irq, netdev);
 
 #ifdef CONFIG_SBMAC_COALESCE
 	__raw_writeq(((M_MAC_INT_EOP_COUNT | M_MAC_INT_EOP_TIMER) << S_MAC_TX_CH0) |
diff --git a/drivers/usb/misc/uss720.c b/drivers/usb/misc/uss720.c
index 7025025..1a60f9c 100644
--- a/drivers/usb/misc/uss720.c
+++ b/drivers/usb/misc/uss720.c
@@ -336,7 +336,7 @@
 	memcpy(priv->reg, buffer, 4);
 	/* if nAck interrupts are enabled and we have an interrupt, call the interrupt procedure */
 	if (priv->reg[2] & priv->reg[1] & 0x10)
-		parport_generic_irq(0, pp, NULL);
+		parport_generic_irq(0, pp);
 	return 1;
 }
 #endif