[SCSI] lpfc 8.2.2 : Miscellaneous Bug Fixes

- Fix vport ndlp ref counting errors
- Fix use after free of ndlp structure
- Use the correct flag to check for LOADING setting.
- Fix driver unload bugs (related to shost references) after link down or rscn
- Fix up HBQ initialization
- Fix port_list locking around driver unload.
- Fix references to hostdata as a phba
- Fix GFFID type offset to work correctly with big endian structure.
- Only call pci_disable_msi if the pci_enable_msi succeeded
- Fix vport_delete wait/fail if in discovery
- Put a reference on the nameservers ndlp when performing CT traffic.
- Remove unbalanced hba unlock.
- Fix up HBQ processing
- Fix lpfc debugfs discovery trace output for ELS rsp cmpl
- Send ADISC when rpi is 0
- Stop FDISC retrying forever
- Unable to retrieve correct config parameter for vport
- Fix sli_validate_fcp_iocb, sli_sum_iocb, sli_abort_iocb to be vport-aware.
- Fix index-out-of-range error in iocb. Spotted by Coverity.

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

1 files changed, 10 insertions, 19 deletions

diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index 0a7f06ba77c0..09743d7b6bab 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -1027,8 +1027,8 @@ static CLASS_DEVICE_ATTR(lpfc_soft_wwpn, S_IRUGO | S_IWUSR,\
 static ssize_t
 lpfc_soft_wwnn_show(struct class_device *cdev, char *buf)
 {
-        struct Scsi_Host *host = class_to_shost(cdev);
-        struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
+        struct Scsi_Host *shost = class_to_shost(cdev);
+        struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba;
         return snprintf(buf, PAGE_SIZE, "0x%llx\n",
                         (unsigned long long)phba->cfg_soft_wwnn);
 }
@@ -1037,8 +1037,8 @@ lpfc_soft_wwnn_show(struct class_device *cdev, char *buf)
 static ssize_t
 lpfc_soft_wwnn_store(struct class_device *cdev, const char *buf, size_t count)
 {
-        struct Scsi_Host *host = class_to_shost(cdev);
-        struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
+        struct Scsi_Host *shost = class_to_shost(cdev);
+        struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba;
         unsigned int i, j, cnt=count;
         u8 wwnn[8];
 
@@ -1153,24 +1153,15 @@ lpfc_nodev_tmo_init(struct lpfc_vport *vport, int val)
 static void
 lpfc_update_rport_devloss_tmo(struct lpfc_vport *vport)
 {
-        struct lpfc_vport **vports;
         struct Scsi_Host  *shost;
         struct lpfc_nodelist  *ndlp;
-        int i;
 
-        vports = lpfc_create_vport_work_array(vport->phba);
-        if (vports != NULL)
-                for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) {
-                        shost = lpfc_shost_from_vport(vports[i]);
-                        spin_lock_irq(shost->host_lock);
-                        list_for_each_entry(ndlp, &vports[i]->fc_nodes,
-                                            nlp_listp)
-                        if (ndlp->rport)
-                                ndlp->rport->dev_loss_tmo =
-                                                vport->cfg_devloss_tmo;
-                        spin_unlock_irq(shost->host_lock);
-                }
-        lpfc_destroy_vport_work_array(vports);
+        shost = lpfc_shost_from_vport(vport);
+        spin_lock_irq(shost->host_lock);
+        list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp)
+                if (ndlp->rport)
+                        ndlp->rport->dev_loss_tmo = vport->cfg_devloss_tmo;
+        spin_unlock_irq(shost->host_lock);
 }
 
 static int