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/ndisc.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/kernel/net/ipv6/ndisc.c b/kernel/net/ipv6/ndisc.c
index 7671747..ac1e510 100644
--- a/kernel/net/ipv6/ndisc.c
+++ b/kernel/net/ipv6/ndisc.c
@@ -196,7 +196,8 @@
 static inline int ndisc_is_useropt(const struct net_device *dev,
 				   struct nd_opt_hdr *opt)
 {
-	return opt->nd_opt_type == ND_OPT_RDNSS ||
+	return opt->nd_opt_type == ND_OPT_PREFIX_INFO ||
+		opt->nd_opt_type == ND_OPT_RDNSS ||
 		opt->nd_opt_type == ND_OPT_DNSSL ||
 		opt->nd_opt_type == ND_OPT_CAPTIVE_PORTAL ||
 		opt->nd_opt_type == ND_OPT_PREF64 ||

--
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