atl1: remove open-coded skb_cow_head.

Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Cc: Chris Snook <chris.snook@gmail.com>
Cc: Jay Cliburn <jcliburn@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 7 insertions, 8 deletions

diff --git a/drivers/net/ethernet/atheros/atlx/atl1.c b/drivers/net/ethernet/atheros/atlx/atl1.c
index 287272dd69da..dfd0e91fa726 100644
--- a/drivers/net/ethernet/atheros/atlx/atl1.c
+++ b/drivers/net/ethernet/atheros/atlx/atl1.c
@@ -2118,18 +2118,17 @@ static u16 atl1_tpd_avail(struct atl1_tpd_ring *tpd_ring)
 }
 
 static int atl1_tso(struct atl1_adapter *adapter, struct sk_buff *skb,
-        struct tx_packet_desc *ptpd)
+                    struct tx_packet_desc *ptpd)
 {
         u8 hdr_len, ip_off;
         u32 real_len;
-        int err;
 
         if (skb_shinfo(skb)->gso_size) {
-                if (skb_header_cloned(skb)) {
-                        err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC);
-                        if (unlikely(err))
-                                return -1;
-                }
+                int err;
+
+                err = skb_cow_head(skb, 0);
+                if (err < 0)
+                        return err;
 
                 if (skb->protocol == htons(ETH_P_IP)) {
                         struct iphdr *iph = ip_hdr(skb);
@@ -2175,7 +2174,7 @@ static int atl1_tso(struct atl1_adapter *adapter, struct sk_buff *skb,
                         return 3;
                 }
         }
-        return false;
+        return 0;
 }
 
 static int atl1_tx_csum(struct atl1_adapter *adapter, struct sk_buff *skb,