IB/ipoib: Use ib_init_ah_from_path to initialize ah_attr

To support destinations that are not on the local IB subnet, IPoIB
should include the GRH information when constructing an address
handle.  Using the existing ib_init_ah_from_path() call will do this
for us.

Signed-off-by: Sean Hefty <sean.hefty@intel.com>

1 files changed, 4 insertions, 8 deletions

diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c
index f2a40ae8e7d0..b4c380c5a3ba 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
@@ -395,14 +395,10 @@ static void path_rec_completion(int status,
         skb_queue_head_init(&skqueue);
 
         if (!status) {
-                struct ib_ah_attr av = {
-                        .dlid          = be16_to_cpu(pathrec->dlid),
-                        .sl            = pathrec->sl,
-                        .port_num      = priv->port,
-                        .static_rate   = pathrec->rate
-                };
-
-                ah = ipoib_create_ah(dev, priv->pd, &av);
+                struct ib_ah_attr av;
+
+                if (!ib_init_ah_from_path(priv->ca, priv->port, pathrec, &av))
+                        ah = ipoib_create_ah(dev, priv->pd, &av);
         }
 
         spin_lock_irqsave(&priv->lock, flags);