IB/rxe: remove unnecessary rxe in rxe_send

In the function rxe_send, the variable rxe is not used in it.
So it should be removed.

CC: Srinivas Eeda <srinivas.eeda@oracle.com>
CC: Junxiao Bi <junxiao.bi@oracle.com>
Signed-off-by: Zhu Yanjun <yanjun.zhu@oracle.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

drivers/infiniband/sw/rxe/rxe_loc.h

@@ -143,8 +143,7 @@ int advance_dma_data(struct rxe_dma_info *dma, unsigned int length);
 
 /* rxe_net.c */
 int rxe_loopback(struct sk_buff *skb);
-int rxe_send(struct rxe_dev *rxe, struct rxe_pkt_info *pkt,
-	     struct sk_buff *skb);
+int rxe_send(struct rxe_pkt_info *pkt, struct sk_buff *skb);
 struct sk_buff *rxe_init_packet(struct rxe_dev *rxe, struct rxe_av *av,
 				int paylen, struct rxe_pkt_info *pkt);
 int rxe_prepare(struct rxe_dev *rxe, struct rxe_pkt_info *pkt,
@@ -268,7 +267,7 @@ static inline int rxe_xmit_packet(struct rxe_dev *rxe, struct rxe_qp *qp,
 		memcpy(SKB_TO_PKT(skb), pkt, sizeof(*pkt));
 		err = rxe_loopback(skb);
 	} else {
-		err = rxe_send(rxe, pkt, skb);
+		err = rxe_send(pkt, skb);
 	}
 
 	if (err) {

drivers/infiniband/sw/rxe/rxe_net.c

@@ -450,7 +450,7 @@ static void rxe_skb_tx_dtor(struct sk_buff *skb)
 	rxe_drop_ref(qp);
 }
 
-int rxe_send(struct rxe_dev *rxe, struct rxe_pkt_info *pkt, struct sk_buff *skb)
+int rxe_send(struct rxe_pkt_info *pkt, struct sk_buff *skb)
 {
 	struct rxe_av *av;
 	int err;