[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.h b/drivers/scsi/lpfc/lpfc.h
index 3bb82aa..adb9567 100644
--- a/drivers/scsi/lpfc/lpfc.h
+++ b/drivers/scsi/lpfc/lpfc.h
@@ -342,9 +342,6 @@
#define VPD_MASK 0xf /* mask for any vpd data */
struct timer_list els_tmofunc;
-
- void *link_stats;
-
/*
* stat counters
*/
@@ -370,6 +367,8 @@
struct list_head freebufList;
struct list_head ctrspbuflist;
struct list_head rnidrspbuflist;
+
+ struct fc_host_statistics link_stats;
};