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-rw-r--r--drivers/net/mlx4/mr.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/mlx4/mr.c b/drivers/net/mlx4/mr.c
index 5b87183e62c..60a6ee27cfd 100644
--- a/drivers/net/mlx4/mr.c
+++ b/drivers/net/mlx4/mr.c
@@ -444,7 +444,7 @@ int __devinit mlx4_init_mr_table(struct mlx4_dev *dev)
goto err_buddy;
if (dev->caps.reserved_mtts) {
- if (mlx4_alloc_mtt_range(dev, ilog2(dev->caps.reserved_mtts)) == -1) {
+ if (mlx4_alloc_mtt_range(dev, fls(dev->caps.reserved_mtts - 1)) == -1) {
mlx4_warn(dev, "MTT table of order %d is too small.\n",
mr_table->mtt_buddy.max_order);
err = -ENOMEM;