IB/ipath: Add the work completion error code to the QP error debug output

Add the work completion error code to the QP error debug output.
This makes it easier to determine the cause of the error.

Signed-off-by: Ralph Campbell <ralph.campbell@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

drivers/infiniband/hw/ipath/ipath_qp.c

@@ -387,8 +387,8 @@ int ipath_error_qp(struct ipath_qp *qp, enum ib_wc_status err)
 	struct ib_wc wc;
 	int ret = 0;
 
-	ipath_dbg("QP%d/%d in error state\n",
-		  qp->ibqp.qp_num, qp->remote_qpn);
+	ipath_dbg("QP%d/%d in error state (%d)\n",
+		  qp->ibqp.qp_num, qp->remote_qpn, err);
 
 	spin_lock(&dev->pending_lock);
 	/* XXX What if its already removed by the timeout code? */