Merge branch 'for_2.6.34rc_a' of git://git.pwsan.com/linux-2.6 into omap-fixes-for-linus

1 files changed, 3 insertions, 1 deletions

diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index f47c9f76754b..f78402d097b3 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -810,11 +810,13 @@ static netdev_tx_t ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev
                         tunnel->err_count = 0;
         }
 
-        max_headroom = LL_RESERVED_SPACE(tdev) + gre_hlen;
+        max_headroom = LL_RESERVED_SPACE(tdev) + gre_hlen + rt->u.dst.header_len;
 
         if (skb_headroom(skb) < max_headroom || skb_shared(skb)||
             (skb_cloned(skb) && !skb_clone_writable(skb, 0))) {
                 struct sk_buff *new_skb = skb_realloc_headroom(skb, max_headroom);
+                if (max_headroom > dev->needed_headroom)
+                        dev->needed_headroom = max_headroom;
                 if (!new_skb) {
                         ip_rt_put(rt);
                         txq->tx_dropped++;