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From: YueHaibing <yuehaibing@huawei.com>
Date: Sat, 28 Apr 2018 12:35:22 +0800
Subject: libcxgb,cxgb4: use __skb_put_zero to simplfy code
Patch-mainline: v4.18-rc1
Git-commit: a6a188e48959829fc6d64a1b52762314bcaf6417
References: bsc#1104279 FATE#325938

use helper __skb_put_zero to replace the pattern of __skb_put() && memset()

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c |    3 +--
 drivers/net/ethernet/chelsio/cxgb4/srq.c          |    3 +--
 drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.h |   15 +++++----------
 3 files changed, 7 insertions(+), 14 deletions(-)

--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c
@@ -64,8 +64,7 @@ static int set_tcb_field(struct adapter
 	if (!skb)
 		return -ENOMEM;
 
-	req = (struct cpl_set_tcb_field *)__skb_put(skb, sizeof(*req));
-	memset(req, 0, sizeof(*req));
+	req = (struct cpl_set_tcb_field *)__skb_put_zero(skb, sizeof(*req));
 	INIT_TP_WR_CPL(req, CPL_SET_TCB_FIELD, ftid);
 	req->reply_ctrl = htons(REPLY_CHAN_V(0) |
 				QUEUENO_V(adap->sge.fw_evtq.abs_id) |
--- a/drivers/net/ethernet/chelsio/cxgb4/srq.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/srq.c
@@ -84,8 +84,7 @@ int cxgb4_get_srq_entry(struct net_devic
 	if (!skb)
 		return -ENOMEM;
 	req = (struct cpl_srq_table_req *)
-		__skb_put(skb, sizeof(*req));
-	memset(req, 0, sizeof(*req));
+		__skb_put_zero(skb, sizeof(*req));
 	INIT_TP_WR(req, 0);
 	OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SRQ_TABLE_REQ,
 					      TID_TID_V(srq_idx) |
--- a/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.h
+++ b/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.h
@@ -90,8 +90,7 @@ cxgb_mk_tid_release(struct sk_buff *skb,
 {
 	struct cpl_tid_release *req;
 
-	req = __skb_put(skb, len);
-	memset(req, 0, len);
+	req = __skb_put_zero(skb, len);
 
 	INIT_TP_WR(req, tid);
 	OPCODE_TID(req) = cpu_to_be32(MK_OPCODE_TID(CPL_TID_RELEASE, tid));
@@ -104,8 +103,7 @@ cxgb_mk_close_con_req(struct sk_buff *sk
 {
 	struct cpl_close_con_req *req;
 
-	req = __skb_put(skb, len);
-	memset(req, 0, len);
+	req = __skb_put_zero(skb, len);
 
 	INIT_TP_WR(req, tid);
 	OPCODE_TID(req) = cpu_to_be32(MK_OPCODE_TID(CPL_CLOSE_CON_REQ, tid));
@@ -119,8 +117,7 @@ cxgb_mk_abort_req(struct sk_buff *skb, u
 {
 	struct cpl_abort_req *req;
 
-	req = __skb_put(skb, len);
-	memset(req, 0, len);
+	req = __skb_put_zero(skb, len);
 
 	INIT_TP_WR(req, tid);
 	OPCODE_TID(req) = cpu_to_be32(MK_OPCODE_TID(CPL_ABORT_REQ, tid));
@@ -134,8 +131,7 @@ cxgb_mk_abort_rpl(struct sk_buff *skb, u
 {
 	struct cpl_abort_rpl *rpl;
 
-	rpl = __skb_put(skb, len);
-	memset(rpl, 0, len);
+	rpl = __skb_put_zero(skb, len);
 
 	INIT_TP_WR(rpl, tid);
 	OPCODE_TID(rpl) = cpu_to_be32(MK_OPCODE_TID(CPL_ABORT_RPL, tid));
@@ -149,8 +145,7 @@ cxgb_mk_rx_data_ack(struct sk_buff *skb,
 {
 	struct cpl_rx_data_ack *req;
 
-	req = __skb_put(skb, len);
-	memset(req, 0, len);
+	req = __skb_put_zero(skb, len);
 
 	INIT_TP_WR(req, tid);
 	OPCODE_TID(req) = cpu_to_be32(MK_OPCODE_TID(CPL_RX_DATA_ACK, tid));