[SCSI] lpfc 8.1.9 : Misc Bug Fixes

Misc Bug Fixes:
- Cap MBX_DOWN_LINK command timeout to 60 seconds
- Fix double free of ndlp object
- Don't free mbox structures on error. The completion handlers expect to do so.
- Clear host attention work items when going offline
- Fixed discovery issues in multi-initiator environments.

Signed-off-by: James Smart <James.Smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 12 insertions, 3 deletions

diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index 60f5cca0abe9..3567de613162 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -1848,9 +1848,12 @@ static void
 lpfc_cmpl_els_acc(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb,
                   struct lpfc_iocbq * rspiocb)
 {
+        IOCB_t *irsp;
         struct lpfc_nodelist *ndlp;
         LPFC_MBOXQ_t *mbox = NULL;
 
+        irsp = &rspiocb->iocb;
+
         ndlp = (struct lpfc_nodelist *) cmdiocb->context1;
         if (cmdiocb->context_un.mbox)
                 mbox = cmdiocb->context_un.mbox;
@@ -1893,9 +1896,15 @@ lpfc_cmpl_els_acc(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb,
                         mempool_free( mbox, phba->mbox_mem_pool);
                 } else {
                         mempool_free( mbox, phba->mbox_mem_pool);
-                        if (ndlp->nlp_flag & NLP_ACC_REGLOGIN) {
-                                lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
-                                ndlp = NULL;
+                        /* Do not call NO_LIST for lpfc_els_abort'ed ELS cmds */
+                        if (!((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
+                              ((irsp->un.ulpWord[4] == IOERR_SLI_ABORTED) ||
+                               (irsp->un.ulpWord[4] == IOERR_LINK_DOWN) ||
+                               (irsp->un.ulpWord[4] == IOERR_SLI_DOWN)))) {
+                                if (ndlp->nlp_flag & NLP_ACC_REGLOGIN) {
+                                        lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
+                                        ndlp = NULL;
+                                }
                         }
                 }
         }