ixgb: 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>

diff --git a/drivers/net/ethernet/intel/ixgb/ixgb_main.c b/drivers/net/ethernet/intel/ixgb/ixgb_main.c
index f42c201f727fc7fdb46062808cd0435927081256..60801273915cc6e422b0396242be82c47aa3e7ab 100644 (file)
--- a/drivers/net/ethernet/intel/ixgb/ixgb_main.c
+++ b/drivers/net/ethernet/intel/ixgb/ixgb_main.c
@@ -1220,17 +1220,15 @@ ixgb_tso(struct ixgb_adapter *adapter, struct sk_buff *skb)
        unsigned int i;
        u8 ipcss, ipcso, tucss, tucso, hdr_len;
        u16 ipcse, tucse, mss;
-       int err;
 
        if (likely(skb_is_gso(skb))) {
                struct ixgb_buffer *buffer_info;
                struct iphdr *iph;
+               int err;
 
-               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;
 
                hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
                mss = skb_shinfo(skb)->gso_size;