diff options
Diffstat (limited to 'net/tipc/bearer.c')
| -rw-r--r-- | net/tipc/bearer.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/net/tipc/bearer.c b/net/tipc/bearer.c index f7d47c89d658..a22caf9e5a18 100644 --- a/net/tipc/bearer.c +++ b/net/tipc/bearer.c @@ -1029,6 +1029,9 @@ static int __tipc_nl_add_media(struct tipc_nl_msg *msg, goto prop_msg_full; if (nla_put_u32(msg->skb, TIPC_NLA_PROP_WIN, media->window)) goto prop_msg_full; + if (media->type_id == TIPC_MEDIA_TYPE_UDP) + if (nla_put_u32(msg->skb, TIPC_NLA_PROP_MTU, media->mtu)) + goto prop_msg_full; nla_nest_end(msg->skb, prop); nla_nest_end(msg->skb, attrs); @@ -1158,6 +1161,16 @@ int __tipc_nl_media_set(struct sk_buff *skb, struct genl_info *info) m->priority = nla_get_u32(props[TIPC_NLA_PROP_PRIO]); if (props[TIPC_NLA_PROP_WIN]) m->window = nla_get_u32(props[TIPC_NLA_PROP_WIN]); + if (props[TIPC_NLA_PROP_MTU]) { + if (m->type_id != TIPC_MEDIA_TYPE_UDP) + return -EINVAL; +#ifdef CONFIG_TIPC_MEDIA_UDP + if (tipc_udp_mtu_bad(nla_get_u32 + (props[TIPC_NLA_PROP_MTU]))) + return -EINVAL; + m->mtu = nla_get_u32(props[TIPC_NLA_PROP_MTU]); +#endif + } } return 0; |