diff --git a/drivers/bluetooth/dtl1_cs.c b/drivers/bluetooth/dtl1_cs.c
index 0e99def..e7c800f 100644
--- a/drivers/bluetooth/dtl1_cs.c
+++ b/drivers/bluetooth/dtl1_cs.c
@@ -291,7 +291,7 @@
 }
 
 
-static irqreturn_t dtl1_interrupt(int irq, void *dev_inst, struct pt_regs *regs)
+static irqreturn_t dtl1_interrupt(int irq, void *dev_inst)
 {
 	dtl1_info_t *info = dev_inst;
 	unsigned int iobase;