From e38c2c651a038b78fd01cf2e3f3a65cacf0e41cc Mon Sep 17 00:00:00 2001
From: Jeff Garzik <jeff@garzik.org>
Date: Mon, 29 Oct 2007 05:18:12 -0400
Subject: drivers/net/irda/au1k_ir: fix obvious irq handler bugs

interrupt handlers return a return value these days.

Also, kill always-true test and unneeded void* cast.

Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

diff --git a/drivers/net/irda/au1k_ir.c b/drivers/net/irda/au1k_ir.c
index 4dbdfaa..a1e4508 100644
--- a/drivers/net/irda/au1k_ir.c
+++ b/drivers/net/irda/au1k_ir.c
@@ -627,19 +627,16 @@ static int au1k_irda_rx(struct net_device *dev)
 }
 
 
-void au1k_irda_interrupt(int irq, void *dev_id)
+static irqreturn_t au1k_irda_interrupt(int dummy, void *dev_id)
 {
-	struct net_device *dev = (struct net_device *) dev_id;
-
-	if (dev == NULL) {
-		printk(KERN_ERR "%s: isr: null dev ptr\n", dev->name);
-		return;
-	}
+	struct net_device *dev = dev_id;
 
 	writel(0, IR_INT_CLEAR); /* ack irda interrupts */
 
 	au1k_irda_rx(dev);
 	au1k_tx_ack(dev);
+
+	return IRQ_HANDLED;
 }
 
 
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