fib: remove a useless synchronize_rcu() call
fib_nl_delrule() calls synchronize_rcu() for no apparent reason,
while rtnl is held.
I suspect it was done to avoid an atomic_inc_not_zero() in
fib_rules_lookup(), which commit 7fa7cb7109
added anyway.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -494,7 +494,6 @@ static int fib_nl_delrule(struct sk_buff *skb, struct nlmsghdr* nlh, void *arg)
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}
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}
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synchronize_rcu();
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notify_rule_change(RTM_DELRULE, rule, ops, nlh,
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NETLINK_CB(skb).pid);
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fib_rule_put(rule);
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