RDMA/ipoib: Remove check of destroy CQ

There are nothing to do from user side with knowledge that destroy CQ
fails.
Signed-off-by: NLeon Romanovsky <leonro@mellanox.com>
Signed-off-by: NJason Gunthorpe <jgg@mellanox.com>

drivers/infiniband/ulp/ipoib/ipoib_verbs.c

@@ -260,11 +260,8 @@ void ipoib_transport_dev_cleanup(struct net_device *dev)
 		priv->qp = NULL;
 	}
 
-	if (ib_destroy_cq(priv->send_cq))
-		ipoib_warn(priv, "ib_cq_destroy (send) failed\n");
-
-	if (ib_destroy_cq(priv->recv_cq))
-		ipoib_warn(priv, "ib_cq_destroy (recv) failed\n");
+	ib_destroy_cq(priv->send_cq);
+	ib_destroy_cq(priv->recv_cq);
 }
 
 void ipoib_event(struct ib_event_handler *handler,