net: rtnetlink: add msg kind names
Add rtnl kind names instead of using raw values. We'll need to check for DEL kind later to validate bulk flag support. Signed-off-by: Nikolay Aleksandrov <razor@blackwall.org> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -13,6 +13,13 @@ enum rtnl_link_flags {
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RTNL_FLAG_DOIT_UNLOCKED = 1,
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};
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enum rtnl_kinds {
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RTNL_KIND_NEW,
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RTNL_KIND_DEL,
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RTNL_KIND_GET,
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RTNL_KIND_SET
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};
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void rtnl_register(int protocol, int msgtype,
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rtnl_doit_func, rtnl_dumpit_func, unsigned int flags);
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int rtnl_register_module(struct module *owner, int protocol, int msgtype,
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@ -5928,11 +5928,11 @@ static int rtnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh,
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{
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struct net *net = sock_net(skb->sk);
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struct rtnl_link *link;
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enum rtnl_kinds kind;
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struct module *owner;
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int err = -EOPNOTSUPP;
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rtnl_doit_func doit;
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unsigned int flags;
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int kind;
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int family;
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int type;
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@ -5949,11 +5949,11 @@ static int rtnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh,
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family = ((struct rtgenmsg *)nlmsg_data(nlh))->rtgen_family;
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kind = type&3;
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if (kind != 2 && !netlink_net_capable(skb, CAP_NET_ADMIN))
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if (kind != RTNL_KIND_GET && !netlink_net_capable(skb, CAP_NET_ADMIN))
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return -EPERM;
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rcu_read_lock();
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if (kind == 2 && nlh->nlmsg_flags&NLM_F_DUMP) {
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if (kind == RTNL_KIND_GET && (nlh->nlmsg_flags & NLM_F_DUMP)) {
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struct sock *rtnl;
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rtnl_dumpit_func dumpit;
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u32 min_dump_alloc = 0;
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