[PATCH 09/16] mdio_bus: Fix documentation for mdio_bus_match()

[Andrey Smirnov <andrew.smirnov@gmail.com>]

Fix documentation for mdio_bus_match(), while at it re-arrange the
code to be easier to follow. Seeing != used as a result of a matching
function is extremely confusing.

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
---
 drivers/net/phy/mdio_bus.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
index 177d54863..d7d6d8940 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -335,16 +335,19 @@ EXPORT_SYMBOL(of_mdio_find_bus);
  * @dev: target PHY device
  * @drv: given PHY driver
  *
- * Description: Given a PHY device, and a PHY driver, return 1 if
- *   the driver supports the device.  Otherwise, return 0.
+ * Description: Given a PHY device, and a PHY driver, return 0 if
+ *   the driver supports the device.  Otherwise, return 1.
  */
 static int mdio_bus_match(struct device_d *dev, struct driver_d *drv)
 {
 	struct phy_device *phydev = to_phy_device(dev);
 	struct phy_driver *phydrv = to_phy_driver(drv);
 
-	return ((phydrv->phy_id & phydrv->phy_id_mask) !=
-		(phydev->phy_id & phydrv->phy_id_mask));
+	if ((phydrv->phy_id & phydrv->phy_id_mask) ==
+	    (phydev->phy_id & phydrv->phy_id_mask))
+		return 0;
+
+	return 1;
 }
 
 static ssize_t phydev_read(struct cdev *cdev, void *_buf, size_t count, loff_t offset, ulong flags)
-- 
2.17.1


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