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vxlan: allow a user to set TTL value

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"ip link add ... type vxlan ... ttl X" allows a user to set the TTL
used by a VXLAN for encapsulation. The provided value was ignored by
vxlan module and the default value of 1 was used when encapsulating
multicast packets.

Signed-off-by: Vincent Bernat <bernat@luffy.cx>
Acked-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vincent Bernat 2012-10-30 10:27:16 +00:00 committed by David S. Miller
parent 899a391b75
commit afb97186f5
1 changed files with 3 additions and 0 deletions
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3
drivers/net/vxlan.c
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@ -1107,6 +1107,9 @@ static int vxlan_newlink(struct net *net, struct net_device *dev,
if (data[IFLA_VXLAN_TOS])
vxlan->tos = nla_get_u8(data[IFLA_VXLAN_TOS]);
if (data[IFLA_VXLAN_TTL])
vxlan->ttl = nla_get_u8(data[IFLA_VXLAN_TTL]);
if (!data[IFLA_VXLAN_LEARNING] || nla_get_u8(data[IFLA_VXLAN_LEARNING]))
vxlan->learn = true;