diff --git a/[refs] b/[refs]
index 0180de01ce14..2d44ab9d9299 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d227fa7288adebe5ba37fa8e4a589c977d4e4a34
+refs/heads/master: bbdc2821db041fb07ffa52e4a0e1ebb5410790e9
diff --git a/trunk/drivers/net/mlx4/mr.c b/trunk/drivers/net/mlx4/mr.c
index 79b317b88c86..cb46446b2691 100644
--- a/trunk/drivers/net/mlx4/mr.c
+++ b/trunk/drivers/net/mlx4/mr.c
@@ -607,15 +607,9 @@ EXPORT_SYMBOL_GPL(mlx4_fmr_enable);
 void mlx4_fmr_unmap(struct mlx4_dev *dev, struct mlx4_fmr *fmr,
 		    u32 *lkey, u32 *rkey)
 {
-	u32 key;
-
 	if (!fmr->maps)
 		return;
 
-	key = key_to_hw_index(fmr->mr.key);
-	key &= dev->caps.num_mpts - 1;
-	*lkey = *rkey = fmr->mr.key = hw_index_to_key(key);
-
 	fmr->maps = 0;
 
 	*(u8 *) fmr->mpt = MLX4_MPT_STATUS_SW;