[PATCH net-next 07/17] ixgbe: remove open-coded skb_cow_head.
From: Francois Romieu <romieu@fr.zoreil.com>
Date: 2014-03-29 11:26:51
Subsystem:
intel ethernet drivers, networking drivers, the rest · Maintainers:
Tony Nguyen, Przemek Kitszel, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Cc: Jesse Brandeburg <redacted> Cc: Jeff Kirsher <redacted> --- drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-)
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 9e5a366..878b226 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c@@ -6506,6 +6506,7 @@ 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;
@@ -6513,11 +6514,9 @@ 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;
@@ -7072,8 +7071,8 @@ 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 >>
--
1.9.0