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Diffstat (limited to 'net/ipv6/xfrm6_input.c')
-rw-r--r--net/ipv6/xfrm6_input.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/net/ipv6/xfrm6_input.c b/net/ipv6/xfrm6_input.c
index 6e36e5047f..4e6dcefd63 100644
--- a/net/ipv6/xfrm6_input.c
+++ b/net/ipv6/xfrm6_input.c
@@ -58,7 +58,11 @@ int xfrm6_transport_finish(struct sk_buff *skb, int async)
skb_postpush_rcsum(skb, skb_network_header(skb), nhlen);
if (xo && (xo->flags & XFRM_GRO)) {
- skb_mac_header_rebuild(skb);
+ /* The full l2 header needs to be preserved so that re-injecting the packet at l2
+ * works correctly in the presence of vlan tags.
+ */
+ skb_mac_header_rebuild_full(skb, xo->orig_mac_len);
+ skb_reset_network_header(skb);
skb_reset_transport_header(skb);
return 0;
}