[PATCH 2/3] infiniband: cxgb4: Convert import_ep() over to dst_neigh_lookup().
From: David Miller <hidden>
Date: 2012-01-24 23:15:57
Also in:
linux-rdma
Subsystem:
cxgb4 iwarp rnic driver (iw_cxgb4), infiniband subsystem, the rest · Maintainers:
Potnuri Bharat Teja, Jason Gunthorpe, Leon Romanovsky, Linus Torvalds
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-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org> --- drivers/infiniband/hw/cxgb4/cm.c | 10 ++++++---- 1 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index 0668bb3..0cf6155 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c@@ -1562,11 +1562,11 @@ static int import_ep(struct c4iw_ep *ep, __be32 peer_ip, struct dst_entry *dst, struct neighbour *n; int err, step; - rcu_read_lock(); - n = dst_get_neighbour_noref(dst); - err = -ENODEV; + n = dst_neigh_lookup(dst, &peer_ip); if (!n) - goto out; + return -ENODEV; + + rcu_read_lock(); err = -ENOMEM; if (n->dev->flags & IFF_LOOPBACK) { struct net_device *pdev;
@@ -1614,6 +1614,8 @@ static int import_ep(struct c4iw_ep *ep, __be32 peer_ip, struct dst_entry *dst, out: rcu_read_unlock(); + neigh_release(n); + return err; }
--
1.7.7.6
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