of_mdio: make of_mdiobus_register_{device|phy}() *void*
authorSergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Sat, 16 Apr 2016 22:05:19 +0000 (01:05 +0300)
committerDavid S. Miller <davem@davemloft.net>
Tue, 19 Apr 2016 00:58:54 +0000 (20:58 -0400)
The results of of_mdiobus_register_{device|phy}() are never checked, so we
can make  both these functions *void*...

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/of/of_mdio.c

index 8453f08d2ef41b2c8c93596b5a825f24562f5ff2..2c1e52e06102faeaeb39cae46c855a418b84e5b9 100644 (file)
@@ -41,8 +41,8 @@ static int of_get_phy_id(struct device_node *device, u32 *phy_id)
        return -EINVAL;
 }
 
-static int of_mdiobus_register_phy(struct mii_bus *mdio, struct device_node *child,
-                                  u32 addr)
+static void of_mdiobus_register_phy(struct mii_bus *mdio,
+                                   struct device_node *child, u32 addr)
 {
        struct phy_device *phy;
        bool is_c45;
@@ -57,7 +57,7 @@ static int of_mdiobus_register_phy(struct mii_bus *mdio, struct device_node *chi
        else
                phy = get_phy_device(mdio, addr, is_c45);
        if (IS_ERR_OR_NULL(phy))
-               return 1;
+               return;
 
        rc = irq_of_parse_and_map(child, 0);
        if (rc > 0) {
@@ -81,25 +81,22 @@ static int of_mdiobus_register_phy(struct mii_bus *mdio, struct device_node *chi
        if (rc) {
                phy_device_free(phy);
                of_node_put(child);
-               return 1;
+               return;
        }
 
        dev_dbg(&mdio->dev, "registered phy %s at address %i\n",
                child->name, addr);
-
-       return 0;
 }
 
-static int of_mdiobus_register_device(struct mii_bus *mdio,
-                                     struct device_node *child,
-                                     u32 addr)
+static void of_mdiobus_register_device(struct mii_bus *mdio,
+                                      struct device_node *child, u32 addr)
 {
        struct mdio_device *mdiodev;
        int rc;
 
        mdiodev = mdio_device_create(mdio, addr);
        if (IS_ERR(mdiodev))
-               return 1;
+               return;
 
        /* Associate the OF node with the device structure so it
         * can be looked up later.
@@ -112,13 +109,11 @@ static int of_mdiobus_register_device(struct mii_bus *mdio,
        if (rc) {
                mdio_device_free(mdiodev);
                of_node_put(child);
-               return 1;
+               return;
        }
 
        dev_dbg(&mdio->dev, "registered mdio device %s at address %i\n",
                child->name, addr);
-
-       return 0;
 }
 
 int of_mdio_parse_addr(struct device *dev, const struct device_node *np)