i2400m: remove some pointless conditionals before kfree_skb()

Remove some pointless conditionals before kfree_skb().

Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/wimax/i2400m/rx.c b/drivers/net/wimax/i2400m/rx.c
index 6922022..c62b8c5 100644 (file)
--- a/drivers/net/wimax/i2400m/rx.c
+++ b/drivers/net/wimax/i2400m/rx.c
@@ -177,8 +177,7 @@ void i2400m_rx_ctl_ack(struct i2400m *i2400m,
        return;
 
 error_waiter_cancelled:
-       if (ack_skb)
-               kfree_skb(ack_skb);
+       kfree_skb(ack_skb);
 error_no_waiter:
        spin_unlock_irqrestore(&i2400m->rx_lock, flags);
        return;