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Commit 77dfca7e authored by baker.zhang's avatar baker.zhang Committed by David S. Miller
Browse files

fib_trie: remove duplicated rcu lock 



fib_table_lookup has included the rcu lock protection.

Signed-off-by: default avatarbaker.zhang <baker.kernel@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9aaf0435

net/ipv4/fib_frontend.c

+0 −2
Original line number Diff line number Diff line
@@ -933,7 +933,6 @@ static void nl_fib_lookup(struct fib_result_nl *frn, struct fib_table *tb) 
		local_bh_disable();



		frn->tb_id = tb->tb_id;

		rcu_read_lock();

		frn->err = fib_table_lookup(tb, &fl4, &res, FIB_LOOKUP_NOREF);



		if (!frn->err) {
@@ -942,7 +941,6 @@ static void nl_fib_lookup(struct fib_result_nl *frn, struct fib_table *tb) 
			frn->type = res.type;

			frn->scope = res.scope;

		}

		rcu_read_unlock();

		local_bh_enable();

	}

}