diff --git a/ddbridge/ddbridge-core.c b/ddbridge/ddbridge-core.c
index 95ce288..db45c3d 100644
--- a/ddbridge/ddbridge-core.c
+++ b/ddbridge/ddbridge-core.c
@@ -3358,7 +3358,7 @@ static void irq_handle_io(struct ddb *dev, u32 s)
 	}
 }
 
-irqreturn_t irq_handler0(int irq, void *dev_id)
+irqreturn_t ddb_irq_handler0(int irq, void *dev_id)
 {
 	struct ddb *dev = (struct ddb *) dev_id;
 	u32 s = ddbreadl(dev, INTERRUPT_STATUS);
@@ -3375,7 +3375,7 @@ irqreturn_t irq_handler0(int irq, void *dev_id)
 	return IRQ_HANDLED;
 }
 
-irqreturn_t irq_handler1(int irq, void *dev_id)
+irqreturn_t ddb_irq_handler1(int irq, void *dev_id)
 {
 	struct ddb *dev = (struct ddb *) dev_id;
 	u32 s = ddbreadl(dev, INTERRUPT_STATUS);
@@ -3392,7 +3392,7 @@ irqreturn_t irq_handler1(int irq, void *dev_id)
 	return IRQ_HANDLED;
 }
 
-irqreturn_t irq_handler(int irq, void *dev_id)
+irqreturn_t ddb_irq_handler(int irq, void *dev_id)
 {
 	struct ddb *dev = (struct ddb *) dev_id;
 	u32 s = ddbreadl(dev, INTERRUPT_STATUS);
@@ -3471,7 +3471,7 @@ static irqreturn_t irq_handle_v2_n(struct ddb *dev, u32 n)
 	return IRQ_HANDLED;
 }
 
-irqreturn_t irq_handler_v2(int irq, void *dev_id)
+irqreturn_t ddb_irq_handler_v2(int irq, void *dev_id)
 {
 	struct ddb *dev = (struct ddb *) dev_id;
 	u32 s = 0xffff & ddbreadl(dev, INTERRUPT_V2_STATUS);
diff --git a/ddbridge/ddbridge-main.c b/ddbridge/ddbridge-main.c
index 7e39ebc..0344f35 100644
--- a/ddbridge/ddbridge-main.c
+++ b/ddbridge/ddbridge-main.c
@@ -149,7 +149,7 @@ static int __devinit ddb_irq_init2(struct ddb *dev)
 	if (dev->msi)
 		irq_flag = 0;
 
-	stat = request_irq(dev->pdev->irq, irq_handler_v2,
+	stat = request_irq(dev->pdev->irq, ddb_irq_handler_v2,
 			   irq_flag, "ddbridge", (void *) dev);
 	if (stat < 0)
 		return stat;
@@ -187,11 +187,11 @@ static int __devinit ddb_irq_init(struct ddb *dev)
 	if (dev->msi)
 		irq_flag = 0;
 	if (dev->msi == 2) {
-		stat = request_irq(dev->pdev->irq, irq_handler0,
+		stat = request_irq(dev->pdev->irq, ddb_irq_handler0,
 				   irq_flag, "ddbridge", (void *) dev);
 		if (stat < 0)
 			return stat;
-		stat = request_irq(dev->pdev->irq + 1, irq_handler1,
+		stat = request_irq(dev->pdev->irq + 1, ddb_irq_handler1,
 				   irq_flag, "ddbridge", (void *) dev);
 		if (stat < 0) {
 			free_irq(dev->pdev->irq, dev);
@@ -199,12 +199,12 @@ static int __devinit ddb_irq_init(struct ddb *dev)
 		}
 	} else {
 #ifdef DDB_TEST_THREADED
-		stat = request_threaded_irq(dev->pdev->irq, irq_handler,
+		stat = request_threaded_irq(dev->pdev->irq, ddb_irq_handler,
 					    irq_thread,
 					    irq_flag,
 					    "ddbridge", (void *) dev);
 #else
-		stat = request_irq(dev->pdev->irq, irq_handler,
+		stat = request_irq(dev->pdev->irq, ddb_irq_handler,
 				   irq_flag, "ddbridge", (void *) dev);
 #endif
 		if (stat < 0)
diff --git a/ddbridge/ddbridge.h b/ddbridge/ddbridge.h
index fcf4556..bc4bff1 100644
--- a/ddbridge/ddbridge.h
+++ b/ddbridge/ddbridge.h
@@ -562,10 +562,10 @@ void ddb_ports_detach(struct ddb *dev);
 void ddb_ports_release(struct ddb *dev);
 void ddb_buffers_free(struct ddb *dev);
 void ddb_unmap(struct ddb *dev);
-irqreturn_t irq_handler0(int irq, void *dev_id);
-irqreturn_t irq_handler1(int irq, void *dev_id);
-irqreturn_t irq_handler(int irq, void *dev_id);
-irqreturn_t irq_handler_v2(int irq, void *dev_id);
+irqreturn_t ddb_irq_handler0(int irq, void *dev_id);
+irqreturn_t ddb_irq_handler1(int irq, void *dev_id);
+irqreturn_t ddb_irq_handler(int irq, void *dev_id);
+irqreturn_t ddb_irq_handler_v2(int irq, void *dev_id);
 void ddb_reset_ios(struct ddb *dev);
 int ddb_init(struct ddb *dev);
 int ddb_class_create(void);
diff --git a/ddbridge/octonet-main.c b/ddbridge/octonet-main.c
index a1865f8..77dbb9c 100644
--- a/ddbridge/octonet-main.c
+++ b/ddbridge/octonet-main.c
@@ -113,7 +113,7 @@ static int __init octonet_probe(struct platform_device *pdev)
 	irq = platform_get_irq(dev->pfdev, 0);
 	if (irq < 0)
 		goto fail;
-	if (request_irq(irq, irq_handler,
+	if (request_irq(irq, ddb_irq_handler,
 			IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
 			"octonet-dvb", (void *) dev) < 0)
 		goto fail;