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authorYing Xue <ying.xue@windriver.com>2015-01-09 15:27:13 +0800
committerDavid S. Miller <davem@davemloft.net>2015-01-12 16:24:34 -0500
commitd49e204161af6e47d8473423aa6856388c02f254 (patch)
tree2c6016a7125322f3ce57402144ce7dc2c8e75c17
parentbafa29e34185fb70496bfd604dc9e4071049f023 (diff)
tipc: make netlink support net namespace
Currently tipc module only allows users sitting on "init_net" namespace to configure it through netlink interface. But now almost each tipc component is able to be aware of net namespace, so it's time to open the permission for users residing in other namespaces, allowing them to configure their own tipc stack instance through netlink interface. Signed-off-by: Ying Xue <ying.xue@windriver.com> Tested-by: Tero Aho <Tero.Aho@coriant.com> Reviewed-by: Jon Maloy <jon.maloy@ericsson.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/tipc/netlink.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/net/tipc/netlink.c b/net/tipc/netlink.c
index 282b59681484..fe0f5134ce15 100644
--- a/net/tipc/netlink.c
+++ b/net/tipc/netlink.c
@@ -54,7 +54,8 @@ static int handle_cmd(struct sk_buff *skb, struct genl_info *info)
int hdr_space = nlmsg_total_size(GENL_HDRLEN + TIPC_GENL_HDRLEN);
u16 cmd;
- if ((req_userhdr->cmd & 0xC000) && (!netlink_capable(skb, CAP_NET_ADMIN)))
+ if ((req_userhdr->cmd & 0xC000) &&
+ (!netlink_net_capable(skb, CAP_NET_ADMIN)))
cmd = TIPC_CMD_NOT_NET_ADMIN;
else
cmd = req_userhdr->cmd;
@@ -70,7 +71,7 @@ static int handle_cmd(struct sk_buff *skb, struct genl_info *info)
rep_nlh = nlmsg_hdr(rep_buf);
memcpy(rep_nlh, req_nlh, hdr_space);
rep_nlh->nlmsg_len = rep_buf->len;
- genlmsg_unicast(&init_net, rep_buf, NETLINK_CB(skb).portid);
+ genlmsg_unicast(net, rep_buf, NETLINK_CB(skb).portid);
}
return 0;
@@ -95,6 +96,7 @@ static struct genl_family tipc_genl_family = {
.version = TIPC_GENL_VERSION,
.hdrsize = TIPC_GENL_HDRLEN,
.maxattr = 0,
+ .netnsok = true,
};
/* Legacy ASCII API */
@@ -114,6 +116,7 @@ struct genl_family tipc_genl_v2_family = {
.version = TIPC_GENL_V2_VERSION,
.hdrsize = 0,
.maxattr = TIPC_NLA_MAX,
+ .netnsok = true,
};
static const struct genl_ops tipc_genl_v2_ops[] = {