net: phy: spi_ks8995: fix checkpatch errors

checkpatch spotted two errors, fix them.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/phy/spi_ks8995.c b/drivers/net/phy/spi_ks8995.c
index 98fb9f3..0ba4311 100644
--- a/drivers/net/phy/spi_ks8995.c
+++ b/drivers/net/phy/spi_ks8995.c
@@ -171,14 +171,14 @@
 
 static inline int ks8995_read_reg(struct ks8995_switch *ks, u8 addr, u8 *buf)
 {
-	return (ks8995_read(ks, buf, addr, 1) != 1);
+	return ks8995_read(ks, buf, addr, 1) != 1;
 }
 
 static inline int ks8995_write_reg(struct ks8995_switch *ks, u8 addr, u8 val)
 {
 	char buf = val;
 
-	return (ks8995_write(ks, &buf, addr, 1) != 1);
+	return ks8995_write(ks, &buf, addr, 1) != 1;
 }
 
 /* ------------------------------------------------------------------------ */