1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/infiniband/hw/mthca/mthca_mr.c b/drivers/infiniband/hw/mthca/mthca_mr.c
index fdb576dcfaa8..ee561c569d5f 100644
--- a/drivers/infiniband/hw/mthca/mthca_mr.c
+++ b/drivers/infiniband/hw/mthca/mthca_mr.c
@@ -835,6 +835,7 @@ void mthca_arbel_fmr_unmap(struct mthca_dev *dev, struct mthca_fmr *fmr)
 
         key = arbel_key_to_hw_index(fmr->ibmr.lkey);
         key &= dev->limits.num_mpts - 1;
+        key = adjust_key(dev, key);
         fmr->ibmr.lkey = fmr->ibmr.rkey = arbel_hw_index_to_key(key);
 
         fmr->maps = 0;