[PATCH net-next] net: usb: rtl8150: remove set but not used variable 'rx_stat'

[YueHaibing]

From: Yue Haibing <yuehaib...@huawei.com>

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/net/usb/rtl8150.c: In function 'read_bulk_callback':
drivers/net/usb/rtl8150.c:391:6: warning:
 variable 'rx_stat' set but not used [-Wunused-but-set-variable]

Signed-off-by: Yue Haibing <yuehaib...@huawei.com>
---
 drivers/net/usb/rtl8150.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/net/usb/rtl8150.c b/drivers/net/usb/rtl8150.c
index 80373a9..3f145e4 100644
--- a/drivers/net/usb/rtl8150.c
+++ b/drivers/net/usb/rtl8150.c
@@ -388,7 +388,6 @@ static void read_bulk_callback(struct urb *urb)
        unsigned pkt_len, res;
        struct sk_buff *skb;
        struct net_device *netdev;
-       u16 rx_stat;
        int status = urb->status;
        int result;
        unsigned long flags;
@@ -424,7 +423,6 @@ static void read_bulk_callback(struct urb *urb)
                goto goon;
 
        res = urb->actual_length;
-       rx_stat = le16_to_cpu(*(__le16 *)(urb->transfer_buffer + res - 4));
        pkt_len = res - 4;
 
        skb_put(dev->rx_skb, pkt_len);