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>
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@ -200,7 +200,7 @@ out:
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return skb->len;
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}
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int tipc_nl_net_set(struct sk_buff *skb, struct genl_info *info)
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int __tipc_nl_net_set(struct sk_buff *skb, struct genl_info *info)
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{
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struct net *net = sock_net(skb->sk);
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struct tipc_net *tn = net_generic(net, tipc_net_id);
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@ -241,10 +241,19 @@ int tipc_nl_net_set(struct sk_buff *skb, struct genl_info *info)
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if (!tipc_addr_node_valid(addr))
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return -EINVAL;
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rtnl_lock();
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tipc_net_start(net, addr);
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rtnl_unlock();
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}
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return 0;
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}
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int tipc_nl_net_set(struct sk_buff *skb, struct genl_info *info)
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{
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int err;
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rtnl_lock();
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err = __tipc_nl_net_set(skb, info);
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rtnl_unlock();
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return err;
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}
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@ -47,5 +47,6 @@ void tipc_net_stop(struct net *net);
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int tipc_nl_net_dump(struct sk_buff *skb, struct netlink_callback *cb);
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int tipc_nl_net_set(struct sk_buff *skb, struct genl_info *info);
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int __tipc_nl_net_set(struct sk_buff *skb, struct genl_info *info);
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#endif
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