[PATCH] IB: Initialize qp->wait

Add missing call to init_waitqueue_head().

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

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c
index c753f7375a5d..bcef06bf15e7 100644
--- a/drivers/infiniband/hw/mthca/mthca_qp.c
+++ b/drivers/infiniband/hw/mthca/mthca_qp.c
@@ -1044,6 +1044,7 @@ static int mthca_alloc_qp_common(struct mthca_dev *dev,
         int i;
 
         atomic_set(&qp->refcount, 1);
+        init_waitqueue_head(&qp->wait);
         qp->state        = IB_QPS_RESET;
         qp->atomic_rd_en = 0;
         qp->resp_depth   = 0;