[PATCH] net: phy: Simplify the return expression of dp83640_ack_interrupt

[dingsenjie]

From: dingsenjie <dingsenjie@xxxxxxxxxx>

Simplify the return expression.

Signed-off-by: dingsenjie <dingsenjie@xxxxxxxxxx>
---
 drivers/net/phy/dp83640.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/net/phy/dp83640.c b/drivers/net/phy/dp83640.c
index 0d79f68..bcd14ec 100644
--- a/drivers/net/phy/dp83640.c
+++ b/drivers/net/phy/dp83640.c
@@ -1141,12 +1141,7 @@ static int dp83640_config_init(struct phy_device *phydev)
 
 static int dp83640_ack_interrupt(struct phy_device *phydev)
 {
-	int err = phy_read(phydev, MII_DP83640_MISR);
-
-	if (err < 0)
-		return err;
-
-	return 0;
+	return phy_read(phydev, MII_DP83640_MISR);
 }
 
 static int dp83640_config_intr(struct phy_device *phydev)
-- 
1.9.1