niu: read property length only if we use it

In three places, the driver calls of_get_property and reads the property
length although the length is not used. Update the calls to not request
the length.

Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/sun/niu.c b/drivers/net/ethernet/sun/niu.c
index a95e99d..1501e89 100644 (file)
--- a/drivers/net/ethernet/sun/niu.c
+++ b/drivers/net/ethernet/sun/niu.c
@@ -9208,7 +9208,7 @@ static int niu_get_of_props(struct niu *np)
        else
                dp = pci_device_to_OF_node(np->pdev);
 
-       phy_type = of_get_property(dp, "phy-type", &prop_len);
+       phy_type = of_get_property(dp, "phy-type", NULL);
        if (!phy_type) {
                netdev_err(dev, "%pOF: OF node lacks phy-type property\n", dp);
                return -EINVAL;
@@ -9242,12 +9242,12 @@ static int niu_get_of_props(struct niu *np)
                return -EINVAL;
        }
 
-       model = of_get_property(dp, "model", &prop_len);
+       model = of_get_property(dp, "model", NULL);
 
        if (model)
                strcpy(np->vpd.model, model);
 
-       if (of_find_property(dp, "hot-swappable-phy", &prop_len)) {
+       if (of_find_property(dp, "hot-swappable-phy", NULL)) {
                np->flags |= (NIU_FLAGS_10G | NIU_FLAGS_FIBER |
                        NIU_FLAGS_HOTPLUG_PHY);
        }