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ipv6: __ipv6_dev_get_saddr() rcu conversion

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Callers hold rcu_read_lock(), so we do not need
the rcu_read_lock()/rcu_read_unlock() pair.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2017-10-07 19:30:27 -07:00 committed by David S. Miller
parent 24ba333b2c
commit f59c031e91
1 changed files with 1 additions and 3 deletions
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4
net/ipv6/addrconf.c
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@ -1558,8 +1558,7 @@ static int __ipv6_dev_get_saddr(struct net *net,
{
struct ipv6_saddr_score *score = &scores[1 - hiscore_idx], *hiscore = &scores[hiscore_idx];
read_lock_bh(&idev->lock);
list_for_each_entry(score->ifa, &idev->addr_list, if_list) {
list_for_each_entry_rcu(score->ifa, &idev->addr_list, if_list) {
int i;
/*
@ -1625,7 +1624,6 @@ static int __ipv6_dev_get_saddr(struct net *net,
}
}
out:
read_unlock_bh(&idev->lock);
return hiscore_idx;
}