3.10-stable review patch. If anyone has any objections, please let me know.
------------------
From: Hannes Frederic Sowa <hannes@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Hannes Frederic Sowa <hannes@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
include/linux/skbuff.h | 5 +++++
net/ipv6/udp_offload.c | 2 +-
2 files changed, 6 insertions(+), 1 deletion(-)
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -1741,6 +1741,11 @@ static inline void skb_set_mac_header(st
}
#endif /* NET_SKBUFF_DATA_USES_OFFSET */
+static inline void skb_pop_mac_header(struct sk_buff *skb)
+{
+ skb->mac_header = skb->network_header;
+}
+
static inline void skb_probe_transport_header(struct sk_buff *skb,
const int offset_hint)
{
--- a/net/ipv6/udp_offload.c
+++ b/net/ipv6/udp_offload.c
@@ -85,7 +85,7 @@ static struct sk_buff *udp6_ufo_fragment
/* Check if there is enough headroom to insert fragment header. */
tnl_hlen = skb_tnl_header_len(skb);
- if (skb->mac_header < (tnl_hlen + frag_hdr_sz)) {
+ if (skb_mac_header(skb) < skb->head + tnl_hlen + frag_hdr_sz) {
if (gso_pskb_expand_head(skb, tnl_hlen + frag_hdr_sz))
goto out;
}
--
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