atheros: remove parentheses around return values

Remove parentheses around return values since return is no a function,
as suggested by checkpatch.

Signed-off-by: Sergey Ryazanov <ryazanov.s.a@gmail.com>

SVN-Revision: 41083

target/linux/atheros/patches-3.10/100-board.patch

@@ -661,7 +661,7 @@
 +
 +/* Returns gpio for IRQ attached.  Unchecked function */
 +static inline int irq_to_gpio(unsigned irq) {
-+	return (irq - (AR531X_GPIO_IRQ(0)));
++	return irq - AR531X_GPIO_IRQ(0);
 +}
 +
 +#include <asm-generic/gpio.h> /* cansleep wrappers */

target/linux/atheros/patches-3.10/105-ar2315_pci.patch

@@ -95,7 +95,7 @@
 +	ar231x_mask_reg(AR2315_PCI_MISC_CONFIG, AR2315_PCIMISC_CFG_SEL, 0);
 +	local_irq_restore(flags);
 +
-+	return (err ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL);
++	return err ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL;
 +}
 +
 +static int ar231x_pci_read(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 * value)

target/linux/atheros/patches-3.10/110-ar2313_ethernet.patch

@@ -262,7 +262,7 @@
 +		ioremap_nocache(virt_to_phys(ar_eth_base), sizeof(*sp->eth_regs));
 +	if (!sp->eth_regs) {
 +		printk("Can't remap eth registers\n");
-+		return (-ENXIO);
++		return -ENXIO;
 +	}
 +
 +	/**
@@ -278,7 +278,7 @@
 +							sizeof(*sp->phy_regs));
 +		if (!sp->phy_regs) {
 +			printk("Can't remap phy registers\n");
-+			return (-ENXIO);
++			return -ENXIO;
 +		}
 +	}
 +
@@ -288,13 +288,13 @@
 +	dev->base_addr = (unsigned int) sp->dma_regs;
 +	if (!sp->dma_regs) {
 +		printk("Can't remap DMA registers\n");
-+		return (-ENXIO);
++		return -ENXIO;
 +	}
 +
 +	sp->int_regs = ioremap_nocache(virt_to_phys(sp->cfg->reset_base), 4);
 +	if (!sp->int_regs) {
 +		printk("Can't remap INTERRUPT registers\n");
-+		return (-ENXIO);
++		return -ENXIO;
 +	}
 +
 +	strncpy(sp->name, "Atheros AR231x", sizeof(sp->name) - 1);
@@ -667,7 +667,7 @@
 +
 +	mdelay(10);
 +
-+	return (0);
++	return 0;
 +}
 +
 +
@@ -1218,7 +1218,7 @@
 +
 +	ethernet->mii_addr = MII_ADDR(phy_addr, regnum);
 +	while (ethernet->mii_addr & MII_ADDR_BUSY);
-+	return (ethernet->mii_data >> MII_DATA_SHIFT);
++	return ethernet->mii_data >> MII_DATA_SHIFT;
 +}
 +
 +static int