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Diffstat (limited to 'include/net/xfrm.h')
-rw-r--r--include/net/xfrm.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 4e6f9568cbe..0d255ae008b 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -552,6 +552,9 @@ struct xfrm_mode_skb_cb {
__be16 id;
__be16 frag_off;
+ /* IP header length (excluding options or extension headers). */
+ u8 ihl;
+
/* TOS for IPv4, class for IPv6. */
u8 tos;
@@ -561,6 +564,9 @@ struct xfrm_mode_skb_cb {
/* Protocol for IPv4, NH for IPv6. */
u8 protocol;
+ /* Option length for IPv4, zero for IPv6. */
+ u8 optlen;
+
/* Used by IPv6 only, zero for IPv4. */
u8 flow_lbl[3];
};