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From: Haiyue Wang <haiyue.wang@intel.com>
To: dev@dpdk.org, qiming.yang@intel.com, qi.z.zhang@intel.com
Cc: yinan.wang@intel.com, ting.xu@intel.com,
	Haiyue Wang <haiyue.wang@intel.com>,
	stable@dpdk.org
Subject: [dpdk-stable] [PATCH v1] net/ice: fix TCP checksum offload failure
Date: Tue, 28 Jul 2020 21:42:03 +0800
Message-ID: <20200728134203.927631-1-haiyue.wang@intel.com> (raw)

The L4LEN field of the Descriptor Header Offset for TCP should be the
real length including the TCP options.

Fixes: 17c7d0f9d6a4 ("net/ice: support basic Rx/Tx")
Cc: stable@dpdk.org

Signed-off-by: Haiyue Wang <haiyue.wang@intel.com>
---
 drivers/net/ice/ice_rxtx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ice/ice_rxtx.c b/drivers/net/ice/ice_rxtx.c
index cc3139042e..ddf6a93fb2 100644
--- a/drivers/net/ice/ice_rxtx.c
+++ b/drivers/net/ice/ice_rxtx.c
@@ -2234,7 +2234,7 @@ ice_txd_enable_checksum(uint64_t ol_flags,
 	switch (ol_flags & PKT_TX_L4_MASK) {
 	case PKT_TX_TCP_CKSUM:
 		*td_cmd |= ICE_TX_DESC_CMD_L4T_EOFT_TCP;
-		*td_offset |= (sizeof(struct rte_tcp_hdr) >> 2) <<
+		*td_offset |= (tx_offload.l4_len >> 2) <<
 			      ICE_TX_DESC_LEN_L4_LEN_S;
 		break;
 	case PKT_TX_SCTP_CKSUM:
-- 
2.28.0


             reply	other threads:[~2020-07-28 13:51 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-28 13:42 Haiyue Wang [this message]
2020-07-29  0:01 ` Zhang, Qi Z

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