diff options
| author | Eric Dumazet <edumazet@google.com> | 2017-10-08 05:30:25 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-10-09 07:16:30 +0300 |
| commit | 47e26941f78d6ec03c5dd547425409f1f7852ff5 (patch) | |
| tree | 35f39b0ca8ea18fb8f67b13fb8c81c17ded9a67c /net/ipv6 | |
| parent | d9bf82c2f61be534873a37a0631b58761b6d6506 (diff) | |
| download | linux-47e26941f78d6ec03c5dd547425409f1f7852ff5.tar.xz | |
ipv6: ipv6_chk_custom_prefix() rcu conversion
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6')
| -rw-r--r-- | net/ipv6/addrconf.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 2e029c8be1f2..33ee84c2512b 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -1859,20 +1859,18 @@ static bool ipv6_chk_same_addr(struct net *net, const struct in6_addr *addr, bool ipv6_chk_custom_prefix(const struct in6_addr *addr, const unsigned int prefix_len, struct net_device *dev) { - struct inet6_dev *idev; - struct inet6_ifaddr *ifa; + const struct inet6_ifaddr *ifa; + const struct inet6_dev *idev; bool ret = false; rcu_read_lock(); idev = __in6_dev_get(dev); if (idev) { - read_lock_bh(&idev->lock); - list_for_each_entry(ifa, &idev->addr_list, if_list) { + list_for_each_entry_rcu(ifa, &idev->addr_list, if_list) { ret = ipv6_prefix_equal(addr, &ifa->addr, prefix_len); if (ret) break; } - read_unlock_bh(&idev->lock); } rcu_read_unlock(); |