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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

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);


--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html