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>

diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index 1ac461a..22586e9 100644 (file)
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -7918,8 +7918,7 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
                struct iphdr *iph;
                u32 tcp_opt_len, hdr_len;
 
-               if (skb_header_cloned(skb) &&
-                   pskb_expand_head(skb, 0, 0, GFP_ATOMIC))
+               if (skb_cow_head(skb, 0))
                        goto drop;
 
                iph = ip_hdr(skb);