From ee930fffee469d076998274a2ca55e13dc1efb67 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 08:50:54 +0000
Subject: [PATCH] enable tun/tap/iptables
---
kernel/tools/lib/bpf/nlattr.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/kernel/tools/lib/bpf/nlattr.c b/kernel/tools/lib/bpf/nlattr.c
index b607fa9..1a04299 100644
--- a/kernel/tools/lib/bpf/nlattr.c
+++ b/kernel/tools/lib/bpf/nlattr.c
@@ -178,7 +178,7 @@
hlen += nlmsg_len(&err->msg);
attr = (struct nlattr *) ((void *) err + hlen);
- alen = nlh->nlmsg_len - hlen;
+ alen = (void *)nlh + nlh->nlmsg_len - (void *)attr;
if (libbpf_nla_parse(tb, NLMSGERR_ATTR_MAX, attr, alen,
extack_policy) != 0) {
--
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