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=== Description (from pull-request) ===
From 76f5b64eae59851c7ee4cd46d6e6a1b50faa3209 Mon Sep 17 00:00:00 2001
From: Vitaly Lavrov <vel21r...@gmail.com>
Date: Thu, 30 Jun 2016 20:04:49 +0300
Subject: [PATCH] Set up MTU for vlan-type interfaces.
---
src/lxc/conf.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/src/lxc/conf.c b/src/lxc/conf.c
index e8dfaae..d1f136e 100644
--- a/src/lxc/conf.c
+++ b/src/lxc/conf.c
@@ -2741,6 +2741,16 @@ static int instantiate_vlan(struct lxc_handler *handler,
struct lxc_netdev *netd
DEBUG("instantiated vlan '%s', ifindex is '%d'", " vlan1000",
netdev->ifindex);
+ if (netdev->mtu) {
+ int mtu = atoi(netdev->mtu);
+ err = mtu > 64 && mtu < 65536 ? lxc_netdev_set_mtu(peer,mtu) :
EINVAL;
+ if(err) {
+ ERROR("failed to set mtu '%s' for %s : %s",
+ netdev->mtu, peer, strerror(-err));
+ lxc_netdev_delete_by_name(peer);
+ return -1;
+ }
+ }
return 0;
}
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