mirror of https://gitee.com/openkylin/linux.git
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>
This commit is contained in:
parent
546e3abde3
commit
dbe000ed3f
|
@ -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)
|
||||
|
|
Loading…
Reference in New Issue