[SCSI] iscsi: rename DEFAULT_MAX_RECV_DATA_SEGMENT_LENGTH

This patch renames DEFAULT_MAX_RECV_DATA_SEGMENT_LENGTH to avoid
confusion with the drivers default values (DEFAULT_MAX_RECV_DATA_SEGMENT_LENGTH
is the iscsi RFC specific default).

Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
diff --git a/drivers/infiniband/ulp/iser/iser_initiator.c b/drivers/infiniband/ulp/iser/iser_initiator.c
index 89e3728..3261bb3 100644
--- a/drivers/infiniband/ulp/iser/iser_initiator.c
+++ b/drivers/infiniband/ulp/iser/iser_initiator.c
@@ -201,7 +201,7 @@
 	 * what's common for both schemes is that the connection is not started
 	 */
 	if (conn->c_stage != ISCSI_CONN_STARTED)
-		rx_data_size = DEFAULT_MAX_RECV_DATA_SEGMENT_LENGTH;
+		rx_data_size = ISCSI_DEF_MAX_RECV_SEG_LEN;
 	else /* FIXME till user space sets conn->max_recv_dlength correctly */
 		rx_data_size = 128;