4.14-stable review patch. If anyone has any objections, please let me know. ------------------ From: Karsten Graul <kgraul@xxxxxxxxxxxxxxxxxx> [ Upstream commit 2be922f31606f114119f48de3207d122a90e7357 ] The CONFIRM LINK reply message must contain the link_id sent by the server. And set the link_id explicitly when initializing the link. Signed-off-by: Karsten Graul <kgraul@xxxxxxxxxxxxxxxxxx> Signed-off-by: Ursula Braun <ubraun@xxxxxxxxxxxxxxxxxx> Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx> Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- net/smc/smc_core.c | 1 + net/smc/smc_llc.c | 2 +- 2 files changed, 2 insertions(+), 1 deletion(-) --- a/net/smc/smc_core.c +++ b/net/smc/smc_core.c @@ -174,6 +174,7 @@ static int smc_lgr_create(struct smc_soc lnk = &lgr->lnk[SMC_SINGLE_LINK]; /* initialize link */ + lnk->link_id = SMC_SINGLE_LINK; lnk->smcibdev = smcibdev; lnk->ibport = ibport; lnk->path_mtu = smcibdev->pattr[ibport - 1].active_mtu; --- a/net/smc/smc_llc.c +++ b/net/smc/smc_llc.c @@ -92,7 +92,7 @@ int smc_llc_send_confirm_link(struct smc memcpy(confllc->sender_mac, mac, ETH_ALEN); memcpy(confllc->sender_gid, gid, SMC_GID_SIZE); hton24(confllc->sender_qp_num, link->roce_qp->qp_num); - /* confllc->link_num = SMC_SINGLE_LINK; already done by memset above */ + confllc->link_num = link->link_id; memcpy(confllc->link_uid, lgr->id, SMC_LGR_ID_SIZE); confllc->max_links = SMC_LINKS_PER_LGR_MAX; /* send llc message */