[SCSI] iscsi: remove session and host binding in libiscsi

bnx2i allocates a host per netdevice but will use libiscsi,
so this unbinds the session from the host in that code.

This will also be useful for the iser parent device dma settings
fixes.

Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
diff --git a/include/scsi/scsi_transport_iscsi.h b/include/scsi/scsi_transport_iscsi.h
index 7287022..702eda2 100644
--- a/include/scsi/scsi_transport_iscsi.h
+++ b/include/scsi/scsi_transport_iscsi.h
@@ -83,15 +83,13 @@
 	/* LLD sets this to indicate what values it can export to sysfs */
 	uint64_t param_mask;
 	uint64_t host_param_mask;
-	struct scsi_host_template *host_template;
 	/* LLD connection data size */
 	int conndata_size;
 	/* LLD session data size */
 	int sessiondata_size;
-	int max_lun;
-	struct iscsi_cls_session *(*create_session) (struct iscsi_transport *it,
-		struct scsi_transport_template *t, struct Scsi_Host *shost,
-		uint16_t cmds_max, uint16_t qdepth, uint32_t sn, uint32_t *hn);
+	struct iscsi_cls_session *(*create_session) (struct Scsi_Host *shost,
+					uint16_t cmds_max, uint16_t qdepth,
+					uint32_t sn, uint32_t *hn);
 	void (*destroy_session) (struct iscsi_cls_session *session);
 	struct iscsi_cls_conn *(*create_conn) (struct iscsi_cls_session *sess,
 				uint32_t cid);