mlx4_core: fix memory leak at multi_func_cleanup

Perform cleanup also in non-master flow.
The VFs use communication channel as well.

Signed-off-by: Eugenia Emantayev <eugenia@mellanox.co.il>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c
index 405e6ac..eaf09d4 100644
--- a/drivers/net/ethernet/mellanox/mlx4/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c
@@ -1616,12 +1616,12 @@
 				kfree(priv->mfunc.master.slave_state[i].vlan_filter[port]);
 		}
 		kfree(priv->mfunc.master.slave_state);
-		iounmap(priv->mfunc.comm);
-		dma_free_coherent(&(dev->pdev->dev), PAGE_SIZE,
-						     priv->mfunc.vhcr,
-						     priv->mfunc.vhcr_dma);
-		priv->mfunc.vhcr = NULL;
 	}
+
+	iounmap(priv->mfunc.comm);
+	dma_free_coherent(&(dev->pdev->dev), PAGE_SIZE,
+		     priv->mfunc.vhcr, priv->mfunc.vhcr_dma);
+	priv->mfunc.vhcr = NULL;
 }
 
 void mlx4_cmd_cleanup(struct mlx4_dev *dev)