net: stmmac: fix some code style problem

Checkpatch complains about some code style problem on stmmac_mdio.c.
This patch fix them.

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Acked-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
index 3fdc6ec..c24bef2 100644 (file)
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
@@ -152,9 +152,9 @@ int stmmac_mdio_reset(struct mii_bus *bus)
 
 #ifdef CONFIG_OF
        if (priv->device->of_node) {
-
                if (data->reset_gpio < 0) {
                        struct device_node *np = priv->device->of_node;
+
                        if (!np)
                                return 0;
 
@@ -221,7 +221,7 @@ int stmmac_mdio_register(struct net_device *ndev)
                return 0;
 
        new_bus = mdiobus_alloc();
-       if (new_bus == NULL)
+       if (!new_bus)
                return -ENOMEM;
 
        if (mdio_bus_data->irqs)
@@ -258,6 +258,7 @@ int stmmac_mdio_register(struct net_device *ndev)
        found = 0;
        for (addr = 0; addr < PHY_MAX_ADDR; addr++) {
                struct phy_device *phydev = mdiobus_get_phy(new_bus, addr);
+
                if (phydev) {
                        int act = 0;
                        char irq_num[4];
@@ -267,7 +268,7 @@ int stmmac_mdio_register(struct net_device *ndev)
                         * If an IRQ was provided to be assigned after
                         * the bus probe, do it here.
                         */
-                       if ((mdio_bus_data->irqs == NULL) &&
+                       if ((!mdio_bus_data->irqs) &&
                            (mdio_bus_data->probed_phy_irq > 0)) {
                                new_bus->irq[addr] =
                                        mdio_bus_data->probed_phy_irq;