igb: remove open-coded skb_cow_head
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Jesse Brandeburg <jesse.brandeburg@intel.com> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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@ -4605,6 +4605,7 @@ static int igb_tso(struct igb_ring *tx_ring,
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struct sk_buff *skb = first->skb;
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struct sk_buff *skb = first->skb;
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u32 vlan_macip_lens, type_tucmd;
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u32 vlan_macip_lens, type_tucmd;
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u32 mss_l4len_idx, l4len;
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u32 mss_l4len_idx, l4len;
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int err;
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if (skb->ip_summed != CHECKSUM_PARTIAL)
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if (skb->ip_summed != CHECKSUM_PARTIAL)
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return 0;
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return 0;
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@ -4612,11 +4613,9 @@ static int igb_tso(struct igb_ring *tx_ring,
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if (!skb_is_gso(skb))
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if (!skb_is_gso(skb))
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return 0;
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return 0;
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if (skb_header_cloned(skb)) {
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err = skb_cow_head(skb, 0);
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int err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC);
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if (err < 0)
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if (err)
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return err;
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return err;
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}
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/* ADV DTYP TUCMD MKRLOC/ISCSIHEDLEN */
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/* ADV DTYP TUCMD MKRLOC/ISCSIHEDLEN */
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type_tucmd = E1000_ADVTXD_TUCMD_L4T_TCP;
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type_tucmd = E1000_ADVTXD_TUCMD_L4T_TCP;
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