aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/bonding/bond_3ad.c
diff options
context:
space:
mode:
authorEric W. Biederman <ebiederm@xmission.com>2007-09-17 14:53:39 -0400
committerDavid S. Miller <davem@sunset.davemloft.net>2007-10-10 19:49:08 -0400
commite730c15519d09ea528b4d2f1103681fa5937c0e6 (patch)
treec117294523f4d004fb1d740610b6403e5744cdfc /drivers/net/bonding/bond_3ad.c
parent6d34b1c27a72d5d1c73c567b2f6b1fde316e0eae (diff)
[NET]: Make packet reception network namespace safe
This patch modifies every packet receive function registered with dev_add_pack() to drop packets if they are not from the initial network namespace. This should ensure that the various network stacks do not receive packets in a anything but the initial network namespace until the code has been converted and is ready for them. Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/bonding/bond_3ad.c')
-rw-r--r--drivers/net/bonding/bond_3ad.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index f829e4ad8b49..94bd73941451 100644
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -29,6 +29,7 @@
29#include <linux/ethtool.h> 29#include <linux/ethtool.h>
30#include <linux/if_bonding.h> 30#include <linux/if_bonding.h>
31#include <linux/pkt_sched.h> 31#include <linux/pkt_sched.h>
32#include <net/net_namespace.h>
32#include "bonding.h" 33#include "bonding.h"
33#include "bond_3ad.h" 34#include "bond_3ad.h"
34 35
@@ -2448,6 +2449,9 @@ int bond_3ad_lacpdu_recv(struct sk_buff *skb, struct net_device *dev, struct pac
2448 struct slave *slave = NULL; 2449 struct slave *slave = NULL;
2449 int ret = NET_RX_DROP; 2450 int ret = NET_RX_DROP;
2450 2451
2452 if (dev->nd_net != &init_net)
2453 goto out;
2454
2451 if (!(dev->flags & IFF_MASTER)) 2455 if (!(dev->flags & IFF_MASTER))
2452 goto out; 2456 goto out;
2453 2457