netdev - [PATCH net 1/2] cxgb4: Fix work request size calculation for loopback test

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Message-Id: <20200818154058.1770002-2-ganji.aravind@chelsio.com>
Date:   Tue, 18 Aug 2020 21:10:57 +0530
From:   Ganji Aravind <ganji.aravind@...lsio.com>
To:     netdev@...r.kernel.org
Cc:     davem@...emloft.net, vishal@...lsio.com,
        rahul.lakkireddy@...lsio.com
Subject: [PATCH net 1/2] cxgb4: Fix work request size calculation for loopback test

Work request used for sending loopback packet needs to add
the firmware work request only once. So, fix by using
correct structure size.

Fixes: 7235ffae3d2c ("cxgb4: add loopback ethtool self-test")
Signed-off-by: Ganji Aravind <ganji.aravind@...lsio.com>
---
 drivers/net/ethernet/chelsio/cxgb4/sge.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c
index d2b587d1670a..7c9fe4bc235b 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/sge.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c
@@ -2553,8 +2553,8 @@ int cxgb4_selftest_lb_pkt(struct net_device *netdev)
 
 	pkt_len = ETH_HLEN + sizeof(CXGB4_SELFTEST_LB_STR);
 
-	flits = DIV_ROUND_UP(pkt_len + sizeof(struct cpl_tx_pkt) +
-			     sizeof(*wr), sizeof(__be64));
+	flits = DIV_ROUND_UP(pkt_len + sizeof(*cpl) + sizeof(*wr),
+			     sizeof(__be64));
 	ndesc = flits_to_desc(flits);
 
 	lb = &pi->ethtool_lb;
-- 
2.26.2