[NETLINK]: Ignore !NLM_F_REQUEST messages directly in netlink_run_queue()

netlink_rcv_skb() is changed to skip messages which don't have the
NLM_F_REQUEST bit to avoid every netlink family having to perform this
check on their own.

Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 0 insertions, 3 deletions

diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index c2996794eb25..039516f6cd80 100644
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -304,9 +304,6 @@ static int genl_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh,
         struct genlmsghdr *hdr = nlmsg_data(nlh);
         int hdrlen, err = -EINVAL;
 
-        if (!(nlh->nlmsg_flags & NLM_F_REQUEST))
-                goto ignore;
-
         if (nlh->nlmsg_type < NLMSG_MIN_TYPE)
                 goto ignore;