netdev - [PATCH net-next] macvlan: broadcast addr should be part of mc

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Message-ID: <1360288977.28557.77.camel@edumazet-glaptop>
Date:	Thu, 07 Feb 2013 18:02:57 -0800
From:	Eric Dumazet <erdnetdev@...il.com>
To:	David Miller <davem@...emloft.net>
Cc:	netdev <netdev@...r.kernel.org>,
	Maciej Żenczykowski <maze@...gle.com>
Subject: [PATCH net-next] macvlan: broadcast addr should be part of mc_filter

From: Eric Dumazet <edumazet@...gle.com>

commit cd431e738509e (macvlan: add multicast filter) forgot
the broadcast case.

Signed-off-by: Eric Dumazet <edumazet@...gle.com>
Reported-by: Maciej Żenczykowski <maze@...gle.com>
---
 drivers/net/macvlan.c |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index f494da8..ce7c926 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -426,6 +426,9 @@ static void macvlan_set_mac_lists(struct net_device *dev)
 		netdev_for_each_mc_addr(ha, dev) {
 			__set_bit(mc_hash(ha->addr), filter);
 		}
+
+		__set_bit(mc_hash(dev->broadcast), filter);
+
 		bitmap_copy(vlan->mc_filter, filter, MACVLAN_MC_FILTER_SZ);
 	}
 	dev_uc_sync(vlan->lowerdev, dev);


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