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infiniband: nes: Convert nes_addr_resolve_neigh() over to dst_neigh_lookup().

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Now we must provide the IP destination address, and a reference has
to be dropped when we're done with the entry.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David Miller 2012-01-24 13:16:03 +00:00 committed by David S. Miller
parent 64b7007eb9
commit e55684fadb
1 changed files with 8 additions and 3 deletions
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11
drivers/infiniband/hw/nes/nes_cm.c
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@ -1348,8 +1348,9 @@ static int nes_addr_resolve_neigh(struct nes_vnic *nesvnic, u32 dst_ip, int arpi
else
netdev = nesvnic->netdev;
neigh = dst_neigh_lookup(&rt->dst, &dst_ip);
rcu_read_lock();
neigh = dst_get_neighbour_noref(&rt->dst);
if (neigh) {
if (neigh->nud_state & NUD_VALID) {
nes_debug(NES_DBG_CM, "Neighbor MAC address for 0x%08X"
@ -1360,8 +1361,7 @@ static int nes_addr_resolve_neigh(struct nes_vnic *nesvnic, u32 dst_ip, int arpi
if (!memcmp(nesadapter->arp_table[arpindex].mac_addr,
neigh->ha, ETH_ALEN)) {
/* Mac address same as in nes_arp_table */
ip_rt_put(rt);
return rc;
goto out;
}
nes_manage_arp_cache(nesvnic->netdev,
@ -1377,7 +1377,12 @@ static int nes_addr_resolve_neigh(struct nes_vnic *nesvnic, u32 dst_ip, int arpi
neigh_event_send(neigh, NULL);
}
}
out:
rcu_read_unlock();
if (neigh)
neigh_release(neigh);
ip_rt_put(rt);
return rc;
}