3.5.7.22 -stable review patch.  If anyone has any objections, please let me 
know.

------------------

From: Veaceslav Falico <[email protected]>

commit 63134803a6369dcf7dddf7f0d5e37b9566b308d2 upstream.

dev->ndo_neigh_setup() might need some of the values of neigh_parms, so
populate them before calling it.

Signed-off-by: Veaceslav Falico <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Signed-off-by: Luis Henriques <[email protected]>
---
 net/core/neighbour.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index c09f82b..38d5188 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -1443,16 +1443,18 @@ struct neigh_parms *neigh_parms_alloc(struct net_device 
*dev,
                atomic_set(&p->refcnt, 1);
                p->reachable_time =
                                neigh_rand_reach_time(p->base_reachable_time);
+               dev_hold(dev);
+               p->dev = dev;
+               write_pnet(&p->net, hold_net(net));
+               p->sysctl_table = NULL;
 
                if (ops->ndo_neigh_setup && ops->ndo_neigh_setup(dev, p)) {
+                       release_net(net);
+                       dev_put(dev);
                        kfree(p);
                        return NULL;
                }
 
-               dev_hold(dev);
-               p->dev = dev;
-               write_pnet(&p->net, hold_net(net));
-               p->sysctl_table = NULL;
                write_lock_bh(&tbl->lock);
                p->next         = tbl->parms.next;
                tbl->parms.next = p;
-- 
1.8.3.2

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