irda: 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/irda/sir_dev.c b/drivers/net/irda/sir_dev.c
index c23d211..803c0be 100644 (file)
--- a/drivers/net/irda/sir_dev.c
+++ b/drivers/net/irda/sir_dev.c
@@ -780,8 +780,7 @@ static int sirdev_alloc_buffers(struct sir_dev *dev)
 
 static void sirdev_free_buffers(struct sir_dev *dev)
 {
-       if (dev->rx_buff.skb)
-               kfree_skb(dev->rx_buff.skb);
+       kfree_skb(dev->rx_buff.skb);
        kfree(dev->tx_buff.head);
        dev->rx_buff.head = dev->tx_buff.head = NULL;
        dev->rx_buff.skb = NULL;