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 <and...@lunn.ch>
---
net/ipv6/addrconf.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index d84742f003a9..d2ab0f89a8d8 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -3287,7 +3287,8 @@ static int addrconf_notify(struct notifier_block *this,
unsigned long event,
case NETDEV_PRE_TYPE_CHANGE:
case NETDEV_POST_TYPE_CHANGE:
- addrconf_type_change(dev, event);
+ if (idev)
+ addrconf_type_change(dev, event);
break;
}
--
2.6.2
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