[SCSI] lpfc driver 8.0.30 : fix get_stats panic
Fix panic in lpfc_get_stats()
Symptoms: Panic on sysfs stats access
Cause: In lpfc_get_stats() we are writing to memory that we do not
own.
Fix: Fix our stats structure allocation. Embed phba->link_stats in
struct lpfc_hba and stop treating it like rogue structure.
Note: Embedding midlayer/transport structure in our structure caused
need for more files to include midlayer/transport headers.
Signed-off-by: James Smart <James.Smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index 34d416d..1b6d1dc 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -1339,14 +1339,12 @@
if (pci_request_regions(pdev, LPFC_DRIVER_NAME))
goto out_disable_device;
- host = scsi_host_alloc(&lpfc_template,
- sizeof (struct lpfc_hba) + sizeof (unsigned long));
+ host = scsi_host_alloc(&lpfc_template, sizeof (struct lpfc_hba));
if (!host)
goto out_release_regions;
phba = (struct lpfc_hba*)host->hostdata;
memset(phba, 0, sizeof (struct lpfc_hba));
- phba->link_stats = (void *)&phba[1];
phba->host = host;
phba->fc_flag |= FC_LOADING;
