[git patch review 6/7] IPoIB: Fix error path in ipoib_mcast_dev_flush()

[Roland Dreier <rolandd@cisco.com>]

Don't leak memory on allocation failure for broadcast mcast group.
Also, print a warning to match handling for other mcast groups.

Signed-off-by: Eli Cohen <eli@mellanox.co.il>
Signed-off-by: Michael S. Tsirkin <mst@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

---

 drivers/infiniband/ulp/ipoib/ipoib_multicast.c |    8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)

70b4c8cdc168bb5d18e23fd205c4ede1b756a8b2
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
index ed0c2ea..6c6db75 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
@@ -780,9 +780,11 @@ void ipoib_mcast_dev_flush(struct net_de
 					&priv->multicast_tree);
 
 			list_add_tail(&priv->broadcast->list, &remove_list);
-		}
-
-		priv->broadcast = nmcast;
+			priv->broadcast = nmcast;
+		} else
+			ipoib_warn(priv, "could not reallocate broadcast group "
+                        	          IPOIB_GID_FMT "\n",
+                                	  IPOIB_GID_ARG(priv->broadcast->mcmember.mgid));
 	}
 
 	spin_unlock_irqrestore(&priv->lock, flags);
-- 
1.0.7
-
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