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ixgbe: remove open-coded skb_cow_head 

Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Cc: Jesse Brandeburg <jesse.brandeburg@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Francois Romieu 2014-03-30 03:14:27 +00:00 committed by Jeff Kirsher
parent 58cf663f0e
commit 2049e1f6f5
1 changed files with 6 additions and 7 deletions
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13
drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
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@ -6510,6 +6510,7 @@ static int ixgbe_tso(struct ixgbe_ring *tx_ring,
struct sk_buff *skb = first->skb;
u32 vlan_macip_lens, type_tucmd;
u32 mss_l4len_idx, l4len;
int err;
if (skb->ip_summed != CHECKSUM_PARTIAL)
return 0;
@ -6517,11 +6518,9 @@ static int ixgbe_tso(struct ixgbe_ring *tx_ring,
if (!skb_is_gso(skb))
return 0;
if (skb_header_cloned(skb)) {
int err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC);
if (err)
return err;
}
err = skb_cow_head(skb, 0);
if (err < 0)
return err;
/* ADV DTYP TUCMD MKRLOC/ISCSIHEDLEN */
type_tucmd = IXGBE_ADVTXD_TUCMD_L4T_TCP;
@ -7078,8 +7077,8 @@ netdev_tx_t ixgbe_xmit_frame_ring(struct sk_buff *skb,
IXGBE_TX_FLAGS_VLAN_PRIO_SHIFT;
if (tx_flags & IXGBE_TX_FLAGS_SW_VLAN) {
struct vlan_ethhdr *vhdr;
if (skb_header_cloned(skb) &&
pskb_expand_head(skb, 0, 0, GFP_ATOMIC))
if (skb_cow_head(skb, 0))
goto out_drop;
vhdr = (struct vlan_ethhdr *)skb->data;
vhdr->h_vlan_TCI = htons(tx_flags >>