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authorVlad Yasevich <vyasevic@redhat.com>2013-03-07 10:21:48 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-03-20 13:05:01 -0700
commite86429f5b4367734a4df8ffa46212d64934c310c (patch)
tree33673c48300fb22b64b13f7ac21d6b829b1df85a /drivers
parent094b503a07c1b2f2c61505c548c4d55c0c297d02 (diff)
downloadlwn-e86429f5b4367734a4df8ffa46212d64934c310c.tar.gz
lwn-e86429f5b4367734a4df8ffa46212d64934c310c.zip
macvlan: Set IFF_UNICAST_FLT flag to prevent unnecessary promisc mode.
[ Upstream commit 87ab7f6f2874f1115817e394a7ed2dea1c72549e ] Macvlan already supports hw address filters. Set the IFF_UNICAST_FLT so that it doesn't needlesly enter PROMISC mode when macvlans are stacked. Signed-of-by: Vlad Yasevich <vyasevic@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/macvlan.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index 025367a94add..956a5ed87901 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -584,6 +584,7 @@ void macvlan_common_setup(struct net_device *dev)
ether_setup(dev);
dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
+ dev->priv_flags |= IFF_UNICAST_FLT;
dev->netdev_ops = &macvlan_netdev_ops;
dev->destructor = free_netdev;
dev->header_ops = &macvlan_hard_header_ops,