[IPV4]: Remove check for ifa->ifa_dev != NULL.

This is a callback registered to inet address notifier chain.
The check is useless as:
- ifa->ifa_dev is always != NULL
- similar checks are abscent in all other notifiers.

Signed-off-by: Denis V. Lunev <den@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Denis V. Lunev 2008-02-28 20:45:00 -08:00 committed by David S. Miller
parent a337499f66
commit 5811769c78

View File

@ -648,10 +648,6 @@ static int clip_inet_event(struct notifier_block *this, unsigned long event,
struct in_device *in_dev;
in_dev = ((struct in_ifaddr *)ifa)->ifa_dev;
if (!in_dev || !in_dev->dev) {
printk(KERN_WARNING "clip_inet_event: no device\n");
return NOTIFY_DONE;
}
/*
* Transitions are of the down-change-up type, so it's sufficient to
* handle the change on up.