From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file

---
 kernel/net/ipv6/xfrm6_input.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/kernel/net/ipv6/xfrm6_input.c b/kernel/net/ipv6/xfrm6_input.c
index 04cbeef..4907ab2 100644
--- a/kernel/net/ipv6/xfrm6_input.c
+++ b/kernel/net/ipv6/xfrm6_input.c
@@ -86,6 +86,9 @@
 	__be32 *udpdata32;
 	__u16 encap_type = up->encap_type;
 
+	if (skb->protocol == htons(ETH_P_IP))
+		return xfrm4_udp_encap_rcv(sk, skb);
+
 	/* if this is not encapsulated socket, then just return now */
 	if (!encap_type)
 		return 1;

--
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