[git patch review 3/8] IPoIB: reinitialize mcast structs' completions for every query

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Make sure mcast->done is initialized to uncompleted value before we
submit a new query, so that it's safe to wait on.

Signed-off-by: Michael S. Tsirkin <[email protected]>
Signed-off-by: Roland Dreier <[email protected]>

---

 drivers/infiniband/ulp/ipoib/ipoib_multicast.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

applies-to: 993e77f7c00b7bc296e96f0cec1c98ea28a0436a
de922487890936470660e89f9095aee980637989
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
index c33ed87..10404e0 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
@@ -135,8 +135,6 @@ static struct ipoib_mcast *ipoib_mcast_a
 	if (!mcast)
 		return NULL;
 
-	init_completion(&mcast->done);
-
 	mcast->dev = dev;
 	mcast->created = jiffies;
 	mcast->backoff = 1;
@@ -350,6 +348,8 @@ static int ipoib_mcast_sendonly_join(str
 	rec.port_gid = priv->local_gid;
 	rec.pkey     = cpu_to_be16(priv->pkey);
 
+	init_completion(&mcast->done);
+
 	ret = ib_sa_mcmember_rec_set(priv->ca, priv->port, &rec,
 				     IB_SA_MCMEMBER_REC_MGID		|
 				     IB_SA_MCMEMBER_REC_PORT_GID	|
@@ -469,6 +469,8 @@ static void ipoib_mcast_join(struct net_
 		rec.traffic_class = priv->broadcast->mcmember.traffic_class;
 	}
 
+	init_completion(&mcast->done);
+
 	ret = ib_sa_mcmember_rec_set(priv->ca, priv->port, &rec, comp_mask,
 				     mcast->backoff * 1000, GFP_ATOMIC,
 				     ipoib_mcast_join_complete,
---
0.99.9k
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