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network: fix ipv6 tunnel encapsulation limit (#19087)

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The encapsulation limit of IPv6 tunnel can not be set to 4, which is the default value of the encapsulation limit.
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hide 2021-03-24 01:05:25 +09:00 committed by GitHub
parent f19384b43f
commit 6b1ed5e7e6
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1 changed files with 1 additions and 1 deletions
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src/network/netdev/tunnel.c
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@ -389,7 +389,7 @@ static int netdev_ip6tnl_fill_message_create(NetDev *netdev, Link *link, sd_netl
if (t->allow_localremote >= 0)
SET_FLAG(t->flags, IP6_TNL_F_ALLOW_LOCAL_REMOTE, t->allow_localremote);
if (t->encap_limit != IPV6_DEFAULT_TNL_ENCAP_LIMIT) {
if (t->encap_limit != 0) {
r = sd_netlink_message_append_u8(m, IFLA_IPTUN_ENCAP_LIMIT, t->encap_limit);
if (r < 0)
return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_ENCAP_LIMIT attribute: %m");