From: David Ahern Date: Wed, 19 Jul 2017 17:22:40 +0000 (-0700) Subject: Revert "rtnetlink: Do not generate notifications for CHANGEADDR event" X-Git-Tag: v4.12.6~40 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5d5374b2640a154791a2e3972cf3a247eba1ea2e;p=thirdparty%2Fkernel%2Fstable.git Revert "rtnetlink: Do not generate notifications for CHANGEADDR event" [ Upstream commit 3753654e541938717b13f2b25791c3171a3a06aa ] This reverts commit cd8966e75ed3c6b41a37047a904617bc44fa481f. The duplicate CHANGEADDR event message is sent regardless of link status whereas the setlink changes only generate a notification when the link is up. Not sending a notification when the link is down breaks dhcpcd which only processes hwaddr changes when the link is down. Fixes reported regression: https://bugzilla.kernel.org/show_bug.cgi?id=196355 Reported-by: Yaroslav Isakov Signed-off-by: David Ahern Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index 467a2f4510a74..099eca1524c06 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -4165,6 +4165,7 @@ static int rtnetlink_event(struct notifier_block *this, unsigned long event, voi switch (event) { case NETDEV_REBOOT: + case NETDEV_CHANGEADDR: case NETDEV_CHANGENAME: case NETDEV_FEAT_CHANGE: case NETDEV_BONDING_FAILOVER: