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| author | Thomas Graf | 2007-03-23 07:29:10 +0100 |
|---|---|---|
| committer | David S. Miller | 2007-04-26 07:27:29 +0200 |
| commit | 45e7ae7f716086994e4e747226881f901c67b031 (patch) | |
| tree | 8f61cb9e3f67ac433e915176c2bf233d8899691d /net/netlink/af_netlink.c | |
| parent | [NETLINK]: Ignore !NLM_F_REQUEST messages directly in netlink_run_queue() (diff) | |
| download | kernel-qcow2-linux-45e7ae7f716086994e4e747226881f901c67b031.tar.gz kernel-qcow2-linux-45e7ae7f716086994e4e747226881f901c67b031.tar.xz kernel-qcow2-linux-45e7ae7f716086994e4e747226881f901c67b031.zip | |
[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>
Diffstat (limited to 'net/netlink/af_netlink.c')
| -rw-r--r-- | net/netlink/af_netlink.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index 7b455980e9bf..5d1079b1838c 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -1479,6 +1479,10 @@ static int netlink_rcv_skb(struct sk_buff *skb, int (*cb)(struct sk_buff *, if (!(nlh->nlmsg_flags & NLM_F_REQUEST)) goto skip; + /* Skip control messages */ + if (nlh->nlmsg_type < NLMSG_MIN_TYPE) + goto skip; + if (cb(skb, nlh, &err) < 0) { /* Not an error, but we have to interrupt processing * here. Note: that in this case we do not pull |