e1000: 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>

1 files changed, 5 insertions, 6 deletions

diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c b/drivers/net/ethernet/intel/e1000/e1000_main.c
index 46e6544ed1b7..27058dfe418b 100644
--- a/drivers/net/ethernet/intel/e1000/e1000_main.c
+++ b/drivers/net/ethernet/intel/e1000/e1000_main.c
@@ -2682,14 +2682,13 @@ static int e1000_tso(struct e1000_adapter *adapter,
         u32 cmd_length = 0;
         u16 ipcse = 0, tucse, mss;
         u8 ipcss, ipcso, tucss, tucso, hdr_len;
-        int err;
 
         if (skb_is_gso(skb)) {
-                if (skb_header_cloned(skb)) {
-                        err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC);
-                        if (err)
-                                return err;
-                }
+                int err;
+
+                err = skb_cow_head(skb, 0);
+                if (err < 0)
+                        return err;
 
                 hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
                 mss = skb_shinfo(skb)->gso_size;