Commit 3ef0952c authored Dec 03, 2015 by Andrew Lunn Committed by David S. Miller Dec 05, 2015

ipv6: Only act upon NETDEV_*_TYPE_CHANGE if we have ipv6 addresses



An interface changing type may not have IPv6 addresses. Don't
call the address configuration type change in this case.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 2f8364a2

net/ipv6/addrconf.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -3287,6 +3287,7 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event,

		case NETDEV_PRE_TYPE_CHANGE:
		case NETDEV_POST_TYPE_CHANGE:
		if (idev)
		addrconf_type_change(dev, event);
		break;
		}