[PATCH] IB/mthca: fix calculation of RDB shift

Fix calculation of rdb_shift by using original number of QPs, not
their slot in profile[] (which will be rearranged when we sort it).

Signed-off-by: Roland Dreier <roland@topspin.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 1 insertions, 2 deletions

diff --git a/drivers/infiniband/hw/mthca/mthca_profile.c b/drivers/infiniband/hw/mthca/mthca_profile.c
index 7881a8a919ca..9ffe76e23a9e 100644
--- a/drivers/infiniband/hw/mthca/mthca_profile.c
+++ b/drivers/infiniband/hw/mthca/mthca_profile.c
@@ -208,8 +208,7 @@ u64 mthca_make_profile(struct mthca_dev *dev,
                         break;
                 case MTHCA_RES_RDB:
                         for (dev->qp_table.rdb_shift = 0;
-                             profile[MTHCA_RES_QP].num << dev->qp_table.rdb_shift <
-                                     profile[i].num;
+                             request->num_qp << dev->qp_table.rdb_shift < profile[i].num;
                              ++dev->qp_table.rdb_shift)
                                 ; /* nothing */
                         dev->qp_table.rdb_base    = (u32) profile[i].start;