Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband:
  IPoIB: Fix crash in path_rec_completion()
  IPoIB: Fix hang in ipoib_flush_paths()
  IPoIB: Don't enable NAPI when it's already enabled
  RDMA/cxgb3: Fix deadlock in iw_cxgb3 (hang when configuring interface)
  IB/ehca: Remove reference to special QP in case of port activation failure
  IB/mlx4: Set umem field to NULL in mlx4_ib_alloc_fast_reg_mr()
  mlx4_core: Fix unused variable warning
  RDMA/nes: Mitigate compatibility issue regarding PCIe write credits
  RDMA/nes: Fix CQ allocation scheme for multicast receive queue apps
  RDMA/nes: Correct handling of PBL resources
  RDMA/nes: Reindent mis-indented spinlocks
  RDMA/cxgb3: Fix too-big reserved field zeroing in iwch_post_zb_read()
  IB/ipath: Fix RDMA write with immediate copy of last packet

1 files changed, 4 insertions, 2 deletions

diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c
index fddded7900d..85257f6b957 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
@@ -106,12 +106,13 @@ int ipoib_open(struct net_device *dev)
 
 	ipoib_dbg(priv, "bringing up interface\n");
 
-	napi_enable(&priv->napi);
 	set_bit(IPOIB_FLAG_ADMIN_UP, &priv->flags);
 
 	if (ipoib_pkey_dev_delay_open(dev))
 		return 0;
 
+	napi_enable(&priv->napi);
+
 	if (ipoib_ib_dev_open(dev)) {
 		napi_disable(&priv->napi);
 		return -EINVAL;
@@ -546,6 +547,7 @@ static int path_rec_start(struct net_device *dev,
 	if (path->query_id < 0) {
 		ipoib_warn(priv, "ib_sa_path_rec_get failed: %d\n", path->query_id);
 		path->query = NULL;
+		complete(&path->done);
 		return path->query_id;
 	}
 
@@ -662,7 +664,7 @@ static void unicast_arp_send(struct sk_buff *skb, struct net_device *dev,
 			skb_push(skb, sizeof *phdr);
 			__skb_queue_tail(&path->queue, skb);
 
-			if (path_rec_start(dev, path)) {
+			if (!path->query && path_rec_start(dev, path)) {
 				spin_unlock_irqrestore(&priv->lock, flags);
 				path_free(dev, path);
 				return;