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target/cxgbit: Use T6 specific macros to get ETH/IP hdr len 

Signed-off-by: Varun Prakash <varun@chelsio.com>
Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
This commit is contained in:
Varun Prakash 2017-01-13 20:53:23 +05:30 committed by Nicholas Bellinger
parent 3da1110fd1
commit d88b504e41
1 changed files with 8 additions and 2 deletions
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10
drivers/target/iscsi/cxgbit/cxgbit_cm.c
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@ -1068,6 +1068,7 @@ cxgbit_pass_accept_rpl(struct cxgbit_sock *csk, struct cpl_pass_accept_req *req)
struct sk_buff *skb;
const struct tcphdr *tcph;
struct cpl_t5_pass_accept_rpl *rpl5;
struct cxgb4_lld_info *lldi = &csk->com.cdev->lldi;
unsigned int len = roundup(sizeof(*rpl5), 16);
unsigned int mtu_idx;
u64 opt0;
@ -1121,8 +1122,13 @@ cxgbit_pass_accept_rpl(struct cxgbit_sock *csk, struct cpl_pass_accept_req *req)
opt2 |= WND_SCALE_EN_F;
hlen = ntohl(req->hdr_len);
tcph = (const void *)(req + 1) + ETH_HDR_LEN_G(hlen) +
IP_HDR_LEN_G(hlen);
if (is_t5(lldi->adapter_type))
tcph = (struct tcphdr *)((u8 *)(req + 1) +
ETH_HDR_LEN_G(hlen) + IP_HDR_LEN_G(hlen));
else
tcph = (struct tcphdr *)((u8 *)(req + 1) +
T6_ETH_HDR_LEN_G(hlen) + T6_IP_HDR_LEN_G(hlen));
if (tcph->ece && tcph->cwr)
opt2 |= CCTRL_ECN_V(1);