diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index c6dde71..f8ac533 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -1746,11 +1746,11 @@
 	int header_size;
 	int spc;
 	int i;
-	int is_eth;
-	int is_vlan = 0;
-	int is_grh;
-	u16 vlan;
 	int err = 0;
+	u16 vlan;
+	bool is_eth;
+	bool is_vlan = false;
+	bool is_grh;
 
 	send_size = 0;
 	for (i = 0; i < wr->num_sge; ++i)