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Revert "network: fix max MTU check for IPv6 MTU adjustments"

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This reverts commit 32417c1723.

IPv6 MTU cannot be larger than the current interface MTU.
The previous behavior is correct.
This commit is contained in:
Yu Watanabe
2026-05-21 07:53:12 +09:00
parent d9b7fdf06a
commit 2e1cf55dba
1 changed files with 3 additions and 3 deletions
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src/network/networkd-sysctl.c
+3 -3
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@@ -545,11 +545,11 @@ int link_set_ipv6_mtu(Link *link, int log_level) {
if (mtu == 0)
return 0;
if (mtu > link->max_mtu) {
if (mtu > link->mtu) {
log_link_full(link, log_level,
"Reducing requested IPv6 MTU %"PRIu32" to the interface's maximum MTU %"PRIu32".",
mtu, link->max_mtu);
mtu = link->max_mtu;
mtu, link->mtu);
mtu = link->mtu;
}
r = sysctl_write_ip_property_uint32(AF_INET6, link->ifname, "mtu", mtu, manager_get_sysctl_shadow(link->manager));