[SCSI] lpfc 8.3.38: Fixed circular locking dependency and inconsistent lock state issues

Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
index e75210d..74b8710 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -885,9 +885,9 @@
 	int num_posted, rc = 0;
 
 	/* get all SCSI buffers need to repost to a local list */
-	spin_lock(&phba->scsi_buf_list_lock);
+	spin_lock_irq(&phba->scsi_buf_list_lock);
 	list_splice_init(&phba->lpfc_scsi_buf_list, &post_sblist);
-	spin_unlock(&phba->scsi_buf_list_lock);
+	spin_unlock_irq(&phba->scsi_buf_list_lock);
 
 	/* post the list of scsi buffer sgls to port if available */
 	if (!list_empty(&post_sblist)) {