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| author | Eric Dumazet <edumazet@google.com> | 2017-10-23 16:17:51 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-10-24 17:54:19 +0900 |
| commit | 4e5f47ab97ce68d9f766dfedc5762940a90e4c11 (patch) | |
| tree | eee9dc8bd3787345580c30e51bba2cc6faf367b8 | |
| parent | a5c1d98f8ccf4359575772b36ed51f5857dd7165 (diff) | |
| download | linux-4e5f47ab97ce68d9f766dfedc5762940a90e4c11.tar.bz2 | |
ipv6: addrconf: do not block BH in ipv6_chk_home_addr()
rcu_read_lock() is enough here, no need to block BH.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/ipv6/addrconf.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 9232e9537082..5a8a10229a07 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -4248,8 +4248,8 @@ int ipv6_chk_home_addr(struct net *net, const struct in6_addr *addr) struct inet6_ifaddr *ifp = NULL; int ret = 0; - rcu_read_lock_bh(); - hlist_for_each_entry_rcu_bh(ifp, &inet6_addr_lst[hash], addr_lst) { + rcu_read_lock(); + hlist_for_each_entry_rcu(ifp, &inet6_addr_lst[hash], addr_lst) { if (!net_eq(dev_net(ifp->idev->dev), net)) continue; if (ipv6_addr_equal(&ifp->addr, addr) && @@ -4258,7 +4258,7 @@ int ipv6_chk_home_addr(struct net *net, const struct in6_addr *addr) break; } } - rcu_read_unlock_bh(); + rcu_read_unlock(); return ret; } #endif |