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networkd: add back path of MTU discovery for SIT
[elogind.git]
/
src
/
network
/
networkd-netdev-tunnel.c
diff --git
a/src/network/networkd-netdev-tunnel.c
b/src/network/networkd-netdev-tunnel.c
index 174fe234fd40406afce30e69322c3f96a8e73ae2..75876960b4fcf6890c3bbd22017bca0b0b4862d9 100644
(file)
--- a/
src/network/networkd-netdev-tunnel.c
+++ b/
src/network/networkd-netdev-tunnel.c
@@
-120,6
+120,14
@@
static int netdev_sit_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_me
return r;
}
return r;
}
+ r = sd_rtnl_message_append_u8(m, IFLA_IPTUN_PMTUDISC, t->pmtudisc);
+ if (r < 0) {
+ log_error_netdev(netdev,
+ "Could not append IFLA_IPTUN_PMTUDISC attribute: %s",
+ strerror(-r));
+ return r;
+ }
+
return r;
}
return r;
}