datapath: Fix build breakage on kernel 2.6.40

[openvswitch] / datapath / linux / compat / include / linux / skbuff.h

diff --git a/datapath/linux/compat/include/linux/skbuff.h b/datapath/linux/compat/include/linux/skbuff.h
index 456d7446736c357e6467b1f5cbb66f9058fb384d..96d80124f927075a977f61d2994244e4fd3b4320 100644 (file)
--- a/datapath/linux/compat/include/linux/skbuff.h
+++ b/datapath/linux/compat/include/linux/skbuff.h
@@ -239,4 +239,10 @@ static inline struct page *skb_frag_page(const skb_frag_t *frag)
 }
 #endif
 
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,40)
+static inline void skb_reset_mac_len(struct sk_buff *skb)
+{
+       skb->mac_len = skb->network_header - skb->mac_header;
+}
+#endif
 #endif