[PATCH] drivers/net/usb/r8152: remove the unneeded variable "ret" in rtl8152_system_suspend

[zhong jiang]

rtl8152_system_suspend defines the variable "ret", but it is not modified
after initialization. So just remove it.

Signed-off-by: zhong jiang <zhongjiang@xxxxxxxxxx>
---
 drivers/net/usb/r8152.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 124211a..9774270 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -4415,7 +4415,6 @@ static int rtl8152_runtime_suspend(struct r8152 *tp)
 static int rtl8152_system_suspend(struct r8152 *tp)
 {
 	struct net_device *netdev = tp->netdev;
-	int ret = 0;
 
 	netif_device_detach(netdev);
 
@@ -4430,7 +4429,7 @@ static int rtl8152_system_suspend(struct r8152 *tp)
 		napi_enable(napi);
 	}
 
-	return ret;
+	return 0;
 }
 
 static int rtl8152_suspend(struct usb_interface *intf, pm_message_t message)
-- 
1.7.12.4