1 files changed, 0 insertions, 6 deletions

diff --git a/drivers/net/mlx4/mr.c b/drivers/net/mlx4/mr.c
index 79b317b88c8..cb46446b269 100644
--- a/drivers/net/mlx4/mr.c
+++ b/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;