Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (66 commits)
  be2net: fix some cmds to use mccq instead of mbox
  atl1e: fix 2.6.31-git4 -- ATL1E 0000:03:00.0: DMA-API: device driver frees DMA
  pkt_sched: Fix qstats.qlen updating in dump_stats
  ipv6: Log the affected address when DAD failure occurs
  wl12xx: Fix print_mac() conversion.
  af_iucv: fix race when queueing skbs on the backlog queue
  af_iucv: do not call iucv_sock_kill() twice
  af_iucv: handle non-accepted sockets after resuming from suspend
  af_iucv: fix race in __iucv_sock_wait()
  iucv: use correct output register in iucv_query_maxconn()
  iucv: fix iucv_buffer_cpumask check when calling IUCV functions
  iucv: suspend/resume error msg for left over pathes
  wl12xx: switch to %pM to print the mac address
  b44: the poll handler b44_poll must not enable IRQ unconditionally
  ipv6: Ignore route option with ROUTER_PREF_INVALID
  bonding: make ab_arp select active slaves as other modes
  cfg80211: fix SME connect
  rc80211_minstrel: fix contention window calculation
  ssb/sdio: fix printk format warnings
  p54usb: add Zcomax XG-705A usbid
  ...

1 files changed, 4 insertions, 1 deletions

diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index 66f6ba0bab11..566941e03363 100644
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -176,9 +176,10 @@ int genl_register_mc_group(struct genl_family *family,
         if (family->netnsok) {
                 struct net *net;
 
+                netlink_table_grab();
                 rcu_read_lock();
                 for_each_net_rcu(net) {
-                        err = netlink_change_ngroups(net->genl_sock,
+                        err = __netlink_change_ngroups(net->genl_sock,
                                         mc_groups_longs * BITS_PER_LONG);
                         if (err) {
                                 /*
@@ -188,10 +189,12 @@ int genl_register_mc_group(struct genl_family *family,
                                  * increased on some sockets which is ok.
                                  */
                                 rcu_read_unlock();
+                                netlink_table_ungrab();
                                 goto out;
                         }
                 }
                 rcu_read_unlock();
+                netlink_table_ungrab();
         } else {
                 err = netlink_change_ngroups(init_net.genl_sock,
                                              mc_groups_longs * BITS_PER_LONG);