4.4-stable review patch. If anyone has any objections, please let me know. ------------------ [ Upstream commit 4b7789b71c916f79a3366da080101014473234c3 ] Fix RegLogin failed error seen on Lancer FC during port bounce Fix the statemachine and ref counting. Signed-off-by: Dick Kennedy <dick.kennedy@xxxxxxxxxxxxx> Signed-off-by: James Smart <james.smart@xxxxxxxxxxxxx> Reviewed-by: Hannes Reinicke <hare@xxxxxxx> Signed-off-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx> Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/scsi/lpfc/lpfc_els.c | 14 +++++++++----- drivers/scsi/lpfc/lpfc_hbadisc.c | 8 ++++---- drivers/scsi/lpfc/lpfc_nportdisc.c | 3 +++ 3 files changed, 16 insertions(+), 9 deletions(-) --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -3779,14 +3779,17 @@ lpfc_cmpl_els_rsp(struct lpfc_hba *phba, lpfc_nlp_set_state(vport, ndlp, NLP_STE_REG_LOGIN_ISSUE); } + + ndlp->nlp_flag |= NLP_REG_LOGIN_SEND; if (lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT) != MBX_NOT_FINISHED) goto out; - else - /* Decrement the ndlp reference count we - * set for this failed mailbox command. - */ - lpfc_nlp_put(ndlp); + + /* Decrement the ndlp reference count we + * set for this failed mailbox command. + */ + lpfc_nlp_put(ndlp); + ndlp->nlp_flag &= ~NLP_REG_LOGIN_SEND; /* ELS rsp: Cannot issue reg_login for <NPortid> */ lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, @@ -3843,6 +3846,7 @@ out: * the routine lpfc_els_free_iocb. */ cmdiocb->context1 = NULL; + } lpfc_els_free_iocb(phba, cmdiocb); --- a/drivers/scsi/lpfc/lpfc_hbadisc.c +++ b/drivers/scsi/lpfc/lpfc_hbadisc.c @@ -3452,10 +3452,10 @@ lpfc_mbx_cmpl_reg_login(struct lpfc_hba spin_lock_irq(shost->host_lock); ndlp->nlp_flag &= ~NLP_IGNR_REG_CMPL; spin_unlock_irq(shost->host_lock); - } else - /* Good status, call state machine */ - lpfc_disc_state_machine(vport, ndlp, pmb, - NLP_EVT_CMPL_REG_LOGIN); + } + + /* Call state machine */ + lpfc_disc_state_machine(vport, ndlp, pmb, NLP_EVT_CMPL_REG_LOGIN); lpfc_mbuf_free(phba, mp->virt, mp->phys); kfree(mp); --- a/drivers/scsi/lpfc/lpfc_nportdisc.c +++ b/drivers/scsi/lpfc/lpfc_nportdisc.c @@ -2325,6 +2325,9 @@ lpfc_cmpl_reglogin_npr_node(struct lpfc_ if (vport->phba->sli_rev < LPFC_SLI_REV4) ndlp->nlp_rpi = mb->un.varWords[0]; ndlp->nlp_flag |= NLP_RPI_REGISTERED; + if (ndlp->nlp_flag & NLP_LOGO_ACC) { + lpfc_unreg_rpi(vport, ndlp); + } } else { if (ndlp->nlp_flag & NLP_NODEV_REMOVE) { lpfc_drop_node(vport, ndlp); -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html