ax25: remove unneeded NULL test in ax_xmit()
We get a static checker warning here on devel kernels: drivers/net/hamradio/mkiss.c:560 ax_xmit() warn: variable dereferenced before check 'skb' (see line 532) It turns out that the NULL check can be deleted. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -557,11 +557,9 @@ static netdev_tx_t ax_xmit(struct sk_buff *skb, struct net_device *dev)
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}
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/* We were not busy, so we are now... :-) */
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if (skb != NULL) {
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netif_stop_queue(dev);
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ax_encaps(dev, skb->data, skb->len);
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kfree_skb(skb);
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}
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netif_stop_queue(dev);
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ax_encaps(dev, skb->data, skb->len);
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kfree_skb(skb);
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return NETDEV_TX_OK;
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}
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