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authorYing Xue <ying.xue@windriver.com>2018-02-14 13:38:03 +0800
committerDavid S. Miller <davem@davemloft.net>2018-02-14 14:46:33 -0500
commit5631f65decf390ae480d157838c0c393a991328e (patch)
treece9a2913e9453290f3cce8295b16549b6093f5e3 /net/tipc/net.c
parent07ffb22357323c7189921935b24d68018e1a2b68 (diff)
download96b-common-5631f65decf390ae480d157838c0c393a991328e.tar.gz
tipc: Introduce __tipc_nl_net_set
Introduce __tipc_nl_net_set() which doesn't hold RTNL lock. Signed-off-by: Ying Xue <ying.xue@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tipc/net.c')
-rw-r--r--net/tipc/net.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/net/tipc/net.c b/net/tipc/net.c
index 719c5924b638..1a2fde0d6f61 100644
--- a/net/tipc/net.c
+++ b/net/tipc/net.c
@@ -200,7 +200,7 @@ out:
return skb->len;
}
-int tipc_nl_net_set(struct sk_buff *skb, struct genl_info *info)
+int __tipc_nl_net_set(struct sk_buff *skb, struct genl_info *info)
{
struct net *net = sock_net(skb->sk);
struct tipc_net *tn = net_generic(net, tipc_net_id);
@@ -241,10 +241,19 @@ int tipc_nl_net_set(struct sk_buff *skb, struct genl_info *info)
if (!tipc_addr_node_valid(addr))
return -EINVAL;
- rtnl_lock();
tipc_net_start(net, addr);
- rtnl_unlock();
}
return 0;
}
+
+int tipc_nl_net_set(struct sk_buff *skb, struct genl_info *info)
+{
+ int err;
+
+ rtnl_lock();
+ err = __tipc_nl_net_set(skb, info);
+ rtnl_unlock();
+
+ return err;
+}