1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/ieee1394/highlevel.c b/drivers/ieee1394/highlevel.c
index 491e6032bdec..29c5255b933c 100644
--- a/drivers/ieee1394/highlevel.c
+++ b/drivers/ieee1394/highlevel.c
@@ -312,8 +312,10 @@ u64 hpsb_allocate_and_register_addrspace(struct hpsb_highlevel *hl,
                 return retval;
         }
 
+        /* default range,
+         * avoids controller's posted write area (see OHCI 1.1 clause 1.5) */
         if (start == ~0ULL && end == ~0ULL) {
-                start = CSR1212_ALL_SPACE_BASE + 0xffff00000000ULL;  /* ohci1394.c limit */
+                start = host->middle_addr_space;
                 end = CSR1212_ALL_SPACE_END;
         }