diff --git a/drivers/block/DAC960.c b/drivers/block/DAC960.c
index b3f639f..3e8ab84 100644
--- a/drivers/block/DAC960.c
+++ b/drivers/block/DAC960.c
@@ -2698,8 +2698,7 @@
 {
   struct DAC960_privdata *privdata =
 	  	(struct DAC960_privdata *)entry->driver_data;
-  irqreturn_t (*InterruptHandler)(int, void *, struct pt_regs *) =
-	  	privdata->InterruptHandler;
+  irq_handler_t InterruptHandler = privdata->InterruptHandler;
   unsigned int MemoryWindowSize = privdata->MemoryWindowSize;
   DAC960_Controller_T *Controller = NULL;
   unsigned char DeviceFunction = PCI_Device->devfn;
@@ -5253,8 +5252,7 @@
 */
 
 static irqreturn_t DAC960_GEM_InterruptHandler(int IRQ_Channel,
-				       void *DeviceIdentifier,
-				       struct pt_regs *InterruptRegisters)
+				       void *DeviceIdentifier)
 {
   DAC960_Controller_T *Controller = (DAC960_Controller_T *) DeviceIdentifier;
   void __iomem *ControllerBaseAddress = Controller->BaseAddress;
@@ -5295,8 +5293,7 @@
 */
 
 static irqreturn_t DAC960_BA_InterruptHandler(int IRQ_Channel,
-				       void *DeviceIdentifier,
-				       struct pt_regs *InterruptRegisters)
+				       void *DeviceIdentifier)
 {
   DAC960_Controller_T *Controller = (DAC960_Controller_T *) DeviceIdentifier;
   void __iomem *ControllerBaseAddress = Controller->BaseAddress;
@@ -5338,8 +5335,7 @@
 */
 
 static irqreturn_t DAC960_LP_InterruptHandler(int IRQ_Channel,
-				       void *DeviceIdentifier,
-				       struct pt_regs *InterruptRegisters)
+				       void *DeviceIdentifier)
 {
   DAC960_Controller_T *Controller = (DAC960_Controller_T *) DeviceIdentifier;
   void __iomem *ControllerBaseAddress = Controller->BaseAddress;
@@ -5381,8 +5377,7 @@
 */
 
 static irqreturn_t DAC960_LA_InterruptHandler(int IRQ_Channel,
-				       void *DeviceIdentifier,
-				       struct pt_regs *InterruptRegisters)
+				       void *DeviceIdentifier)
 {
   DAC960_Controller_T *Controller = (DAC960_Controller_T *) DeviceIdentifier;
   void __iomem *ControllerBaseAddress = Controller->BaseAddress;
@@ -5420,8 +5415,7 @@
 */
 
 static irqreturn_t DAC960_PG_InterruptHandler(int IRQ_Channel,
-				       void *DeviceIdentifier,
-				       struct pt_regs *InterruptRegisters)
+				       void *DeviceIdentifier)
 {
   DAC960_Controller_T *Controller = (DAC960_Controller_T *) DeviceIdentifier;
   void __iomem *ControllerBaseAddress = Controller->BaseAddress;
@@ -5459,8 +5453,7 @@
 */
 
 static irqreturn_t DAC960_PD_InterruptHandler(int IRQ_Channel,
-				       void *DeviceIdentifier,
-				       struct pt_regs *InterruptRegisters)
+				       void *DeviceIdentifier)
 {
   DAC960_Controller_T *Controller = (DAC960_Controller_T *) DeviceIdentifier;
   void __iomem *ControllerBaseAddress = Controller->BaseAddress;
@@ -5498,8 +5491,7 @@
 */
 
 static irqreturn_t DAC960_P_InterruptHandler(int IRQ_Channel,
-				      void *DeviceIdentifier,
-				      struct pt_regs *InterruptRegisters)
+				      void *DeviceIdentifier)
 {
   DAC960_Controller_T *Controller = (DAC960_Controller_T *) DeviceIdentifier;
   void __iomem *ControllerBaseAddress = Controller->BaseAddress;