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authorKulikov Vasiliy <segooon@gmail.com>2010-07-10 01:01:44 +0000
committerDavid S. Miller <davem@davemloft.net>2010-07-12 20:21:45 -0700
commitdbe000ed3f3033e8e6321d79023c827faf649c4d (patch)
tree324eb7512d9a72d2b5c372e78851b814fc6e0568
parent546e3abde391ef01ef4690e941611654343ea0bf (diff)
downloadblackbird-op-linux-dbe000ed3f3033e8e6321d79023c827faf649c4d.tar.gz
blackbird-op-linux-dbe000ed3f3033e8e6321d79023c827faf649c4d.zip
xtsonic: free irq if sonic_open() fails
xtsonic_open() doesn't check sonic_open() return code. If it is error we must free requested IRQ. Signed-off-by: Kulikov Vasiliy <segooon@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/xtsonic.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/net/xtsonic.c b/drivers/net/xtsonic.c
index fdba9cb3a599..9f12026d98e7 100644
--- a/drivers/net/xtsonic.c
+++ b/drivers/net/xtsonic.c
@@ -93,12 +93,20 @@ static unsigned short known_revisions[] =
static int xtsonic_open(struct net_device *dev)
{
- if (request_irq(dev->irq,sonic_interrupt,IRQF_DISABLED,"sonic",dev)) {
+ int retval;
+
+ retval = request_irq(dev->irq, sonic_interrupt, IRQF_DISABLED,
+ "sonic", dev);
+ if (retval) {
printk(KERN_ERR "%s: unable to get IRQ %d.\n",
dev->name, dev->irq);
return -EAGAIN;
}
- return sonic_open(dev);
+
+ retval = sonic_open(dev);
+ if (retval)
+ free_irq(dev->irq, dev);
+ return retval;
}
static int xtsonic_close(struct net_device *dev)
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