blob: 52c44076d22a7953e7bd06e42aedd0aabd15983c (
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--- linux-2.6.32/net/ipv4/ip_gre.c.orig
+++ linux-2.6.32/net/ipv4/ip_gre.c
@@ -803,11 +803,13 @@
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);
stats->tx_dropped++;
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