[NETLINK]: Ignore control messages directly in netlink_run_queue()
Changes netlink_rcv_skb() to skip netlink controll messages and don't pass them on to the message handler. Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
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David S. Miller
parent
d35b685640
commit
45e7ae7f71
@@ -1479,6 +1479,10 @@ static int netlink_rcv_skb(struct sk_buff *skb, int (*cb)(struct sk_buff *,
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if (!(nlh->nlmsg_flags & NLM_F_REQUEST))
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goto skip;
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/* Skip control messages */
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if (nlh->nlmsg_type < NLMSG_MIN_TYPE)
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goto skip;
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if (cb(skb, nlh, &err) < 0) {
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/* Not an error, but we have to interrupt processing
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* here. Note: that in this case we do not pull
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