diff options
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_els.c')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_els.c | 33 |
1 files changed, 20 insertions, 13 deletions
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index 7a5d81a..4c25485 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -1084,7 +1084,8 @@ stop_rr_fcf_flogi: * accessing it. */ prsp = list_get_first(&pcmd->list, struct lpfc_dmabuf, list); - + if (!prsp) + goto out; sp = prsp->virt + sizeof(uint32_t); /* FLOGI completes successfully */ @@ -1828,7 +1829,7 @@ lpfc_cmpl_els_plogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, IOCB_t *irsp; struct lpfc_nodelist *ndlp; struct lpfc_dmabuf *prsp; - int disc, rc, did, type; + int disc, rc; /* we pass cmdiocb to state machine which needs rspiocb as well */ cmdiocb->context_un.rsp_iocb = rspiocb; @@ -1873,10 +1874,6 @@ lpfc_cmpl_els_plogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, goto out; } - /* ndlp could be freed in DSM, save these values now */ - type = ndlp->nlp_type; - did = ndlp->nlp_DID; - if (irsp->ulpStatus) { /* Check for retry */ if (lpfc_els_retry(phba, cmdiocb, rspiocb)) { @@ -2269,8 +2266,6 @@ lpfc_adisc_done(struct lpfc_vport *vport) void lpfc_more_adisc(struct lpfc_vport *vport) { - int sentadisc; - if (vport->num_disc_nodes) vport->num_disc_nodes--; /* Continue discovery with <num_disc_nodes> ADISCs to go */ @@ -2283,7 +2278,7 @@ lpfc_more_adisc(struct lpfc_vport *vport) if (vport->fc_flag & FC_NLP_MORE) { lpfc_set_disctmo(vport); /* go thru NPR nodes and issue any remaining ELS ADISCs */ - sentadisc = lpfc_els_disc_adisc(vport); + lpfc_els_disc_adisc(vport); } if (!vport->num_disc_nodes) lpfc_adisc_done(vport); @@ -3027,10 +3022,9 @@ lpfc_els_retry_delay_handler(struct lpfc_nodelist *ndlp) { struct lpfc_vport *vport = ndlp->vport; struct Scsi_Host *shost = lpfc_shost_from_vport(vport); - uint32_t cmd, did, retry; + uint32_t cmd, retry; spin_lock_irq(shost->host_lock); - did = ndlp->nlp_DID; cmd = ndlp->nlp_last_elscmd; ndlp->nlp_last_elscmd = 0; @@ -5288,10 +5282,9 @@ lpfc_els_rcv_rnid(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, IOCB_t *icmd; RNID *rn; struct ls_rjt stat; - uint32_t cmd, did; + uint32_t cmd; icmd = &cmdiocb->iocb; - did = icmd->un.elsreq64.remoteID; pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; lp = (uint32_t *) pcmd->virt; @@ -6693,6 +6686,13 @@ lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, phba->fc_stat.elsRcvFrame++; + /* + * Do not process any unsolicited ELS commands + * if the ndlp is in DEV_LOSS + */ + if (ndlp->nlp_add_flag & NLP_IN_DEV_LOSS) + goto dropit; + elsiocb->context1 = lpfc_nlp_get(ndlp); elsiocb->vport = vport; @@ -7514,6 +7514,8 @@ lpfc_cmpl_els_fdisc(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, vport->fc_myDID = irsp->un.ulpWord[4] & Mask_DID; lpfc_vport_set_state(vport, FC_VPORT_ACTIVE); prsp = list_get_first(&pcmd->list, struct lpfc_dmabuf, list); + if (!prsp) + goto out; sp = prsp->virt + sizeof(uint32_t); fabric_param_changed = lpfc_check_clean_addr_bit(vport, sp); memcpy(&vport->fabric_portname, &sp->portName, @@ -8187,9 +8189,11 @@ lpfc_sli4_els_xri_aborted(struct lpfc_hba *phba, list_del(&sglq_entry->list); ndlp = sglq_entry->ndlp; sglq_entry->ndlp = NULL; + spin_lock(&pring->ring_lock); list_add_tail(&sglq_entry->list, &phba->sli4_hba.lpfc_sgl_list); sglq_entry->state = SGL_FREED; + spin_unlock(&pring->ring_lock); spin_unlock(&phba->sli4_hba.abts_sgl_list_lock); spin_unlock_irqrestore(&phba->hbalock, iflag); lpfc_set_rrq_active(phba, ndlp, @@ -8208,12 +8212,15 @@ lpfc_sli4_els_xri_aborted(struct lpfc_hba *phba, spin_unlock_irqrestore(&phba->hbalock, iflag); return; } + spin_lock(&pring->ring_lock); sglq_entry = __lpfc_get_active_sglq(phba, lxri); if (!sglq_entry || (sglq_entry->sli4_xritag != xri)) { + spin_unlock(&pring->ring_lock); spin_unlock_irqrestore(&phba->hbalock, iflag); return; } sglq_entry->state = SGL_XRI_ABORTED; + spin_unlock(&pring->ring_lock); spin_unlock_irqrestore(&phba->hbalock, iflag); return; } |
