scsi: cxgb4i: validate tcp sequence number only if chip version <= T5

T6 adapters generates DDP completion message on receiving all iSCSI pdus in
a sequence. Because of this, driver can not keep track of tcp sequence
number for T6 adapters.

Signed-off-by: Varun Prakash <varun@chelsio.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
index ba14a4cdf1200c0b93c5e562bc84acccbcadc601..bab06b947af3663e19896a7a5481ffe56c02e7cc 100644 (file)
--- a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
+++ b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
@@ -1210,7 +1210,8 @@ static void do_rx_iscsi_hdr(struct cxgbi_device *cdev, struct sk_buff *skb)
                csk->skb_ulp_lhdr = skb;
                cxgbi_skcb_set_flag(skb, SKCBF_RX_HDR);
 
-               if (cxgbi_skcb_tcp_seq(skb) != csk->rcv_nxt) {
+               if ((CHELSIO_CHIP_VERSION(lldi->adapter_type) <= CHELSIO_T5) &&
+                   (cxgbi_skcb_tcp_seq(skb) != csk->rcv_nxt)) {
                        pr_info("tid %u, CPL_ISCSI_HDR, bad seq, 0x%x/0x%x.\n",
                                csk->tid, cxgbi_skcb_tcp_seq(skb),
                                csk->rcv_nxt);