i40e: remove open-coded skb_cow_head

Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Cc: Jesse Brandeburg <jesse.brandeburg@intel.com>
Tested-by: Kavindya Deegala <kavindya.s.deegala@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

1 files changed, 9 insertions, 9 deletions

diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
index 0f5d96ad281d..1fdc8e977147 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
@@ -1713,9 +1713,11 @@ static int i40e_tx_prepare_vlan_flags(struct sk_buff *skb,
                                 I40E_TX_FLAGS_VLAN_PRIO_SHIFT;
                 if (tx_flags & I40E_TX_FLAGS_SW_VLAN) {
                         struct vlan_ethhdr *vhdr;
-                        if (skb_header_cloned(skb) &&
-                            pskb_expand_head(skb, 0, 0, GFP_ATOMIC))
-                                return -ENOMEM;
+                        int rc;
+
+                        rc = skb_cow_head(skb, 0);
+                        if (rc < 0)
+                                return rc;
                         vhdr = (struct vlan_ethhdr *)skb->data;
                         vhdr->h_vlan_TCI = htons(tx_flags >>
                                                  I40E_TX_FLAGS_VLAN_SHIFT);
@@ -1743,20 +1745,18 @@ static int i40e_tso(struct i40e_ring *tx_ring, struct sk_buff *skb,
                     u64 *cd_type_cmd_tso_mss, u32 *cd_tunneling)
 {
         u32 cd_cmd, cd_tso_len, cd_mss;
+        struct ipv6hdr *ipv6h;
         struct tcphdr *tcph;
         struct iphdr *iph;
         u32 l4len;
         int err;
-        struct ipv6hdr *ipv6h;
 
         if (!skb_is_gso(skb))
                 return 0;
 
-        if (skb_header_cloned(skb)) {
-                err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC);
-                if (err)
-                        return err;
-        }
+        err = skb_cow_head(skb, 0);
+        if (err < 0)
+                return err;
 
         if (protocol == htons(ETH_P_IP)) {
                 iph = skb->encapsulation ? inner_ip_hdr(skb) : ip_hdr(skb);