Commit 4c906c27 authored Mar 13, 2015 by Venkat Venkatsubra Committed by David S. Miller Mar 14, 2015

bridge: reset bridge mtu after deleting an interface



On adding an interface br_add_if() sets the MTU to the min of
all the interfaces. Do the same thing on removing an interface too
in br_del_if.

Signed-off-by: Venkat Venkatsubra <venkat.x.venkatsubra@oracle.com>
Acked-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 07c21715

net/bridge/br_if.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -563,6 +563,8 @@ int br_del_if(struct net_bridge br, struct net_device dev)
		*/
		del_nbp(p);

		dev_set_mtu(br->dev, br_min_mtu(br));

		spin_lock_bh(&br->lock);
		changed_addr = br_stp_recalculate_bridge_id(br);
		spin_unlock_bh(&br->lock);