[PATCH 1/2] mac8390: propagate error code from request_irq

Finn Thain
2010-06-01T12:18:35Z

Use the request_irq() error code as the return value for mac8390_open().
EAGAIN doesn't make sense for Nubus slot IRQs. Only this driver can claim
this IRQ (until the NIC is removed, which means everything is powered
down).

Signed-off-by: Finn Thain <fthain@telegraphics.com.au>

Index: linux-2.6.34/drivers/net/mac8390.c
===================================================================
--- linux-2.6.34.orig/drivers/net/mac8390.c 2010-06-01 20:20:29.000000000 +1000
+++ linux-2.6.34/drivers/net/mac8390.c 2010-06-01 20:22:23.000000000 +1000
@@ -643,12 +643,13 @@ static int __init mac8390_initdev(struct

static int mac8390_open(struct net_device *dev)
{
+ int err;
+
__ei_open(dev);
- if (request_irq(dev->irq, __ei_interrupt, 0, "8390 Ethernet", dev)) {
- pr_info("%s: unable to get IRQ %d.\n", dev->name, dev->irq);
- return -EAGAIN;
- }
- return 0;
+ err = request_irq(dev->irq, __ei_interrupt, 0, "8390 Ethernet", dev);
+ if (err)
+ pr_info("%s: unable to get IRQ %d\n", dev->name, dev->irq);
+ return err;
}

static int mac8390_close(struct net_device *dev)