[PATCH] InfiniBand: remove unbalance refcnt decrement

[Roland Dreier]

From: Michael S. Tsirkin <mst@xxxxxxxxxxxxxx>

Fix unbalanced QP reference count decrement (introduced with QP lock
optimization patch)

Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxxxxxx>
Signed-off-by: Roland Dreier <roland@xxxxxxxxxxx>

--- linux-bk.orig/drivers/infiniband/hw/mthca/mthca_cq.c	2005-01-28 11:11:03.000000000 -0800
+++ linux-bk/drivers/infiniband/hw/mthca/mthca_cq.c	2005-02-03 11:47:39.300426349 -0800
@@ -422,8 +422,6 @@
 				*freed = 0;
 			}
 			spin_unlock(&(*cur_qp)->lock);
-			if (atomic_dec_and_test(&(*cur_qp)->refcount))
-				wake_up(&(*cur_qp)->wait);
 		}
 
 		spin_lock(&dev->qp_table.lock);
-
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