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tg3: remove open-coded skb_cow_head.
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Nithin Nayak Sujir <nsujir@broadcom.com> Cc: Michael Chan <mchan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -7918,8 +7918,7 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
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struct iphdr *iph;
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u32 tcp_opt_len, hdr_len;
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if (skb_header_cloned(skb) &&
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pskb_expand_head(skb, 0, 0, GFP_ATOMIC))
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if (skb_cow_head(skb, 0))
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goto drop;
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iph = ip_hdr(skb);
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