[NET]: Make packet reception network namespace safe

[linux-2.6-omap-h63xx.git] / drivers / net / bonding / bond_3ad.c

diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index 7e03f41ae2c2c817f17a776ba02d0c7731f75236..94bd739414517a0d35f98ee31c80c9175043ee9d 100644 (file)
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -29,6 +29,7 @@
 #include <linux/ethtool.h>
 #include <linux/if_bonding.h>
 #include <linux/pkt_sched.h>
+#include <net/net_namespace.h>
 #include "bonding.h"
 #include "bond_3ad.h"
 
@@ -2303,19 +2304,18 @@ void bond_3ad_handle_link_change(struct slave *slave, char link)
 }
 
 /*
- * set link state for bonding master: if we have an active partnered
+ * set link state for bonding master: if we have an active 
  * aggregator, we're up, if not, we're down.  Presumes that we cannot
  * have an active aggregator if there are no slaves with link up.
  *
+ * This behavior complies with IEEE 802.3 section 43.3.9.
+ *
  * Called by bond_set_carrier(). Return zero if carrier state does not
  * change, nonzero if it does.
  */
 int bond_3ad_set_carrier(struct bonding *bond)
 {
-       struct aggregator *agg;
-
-       agg = __get_active_agg(&(SLAVE_AD_INFO(bond->first_slave).aggregator));
-       if (agg && MAC_ADDRESS_COMPARE(&agg->partner_system, &null_mac_addr)) {
+       if (__get_active_agg(&(SLAVE_AD_INFO(bond->first_slave).aggregator))) {
                if (!netif_carrier_ok(bond->dev)) {
                        netif_carrier_on(bond->dev);
                        return 1;
@@ -2449,6 +2449,9 @@ int bond_3ad_lacpdu_recv(struct sk_buff *skb, struct net_device *dev, struct pac
        struct slave *slave = NULL;
        int ret = NET_RX_DROP;
 
+       if (dev->nd_net != &init_net)
+               goto out;
+
        if (!(dev->flags & IFF_MASTER))
                goto out;