diff options
Diffstat (limited to 'net/decnet/dn_dev.c')
| -rw-r--r-- | net/decnet/dn_dev.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/net/decnet/dn_dev.c b/net/decnet/dn_dev.c index 0dcaa903e00..404fa159102 100644 --- a/net/decnet/dn_dev.c +++ b/net/decnet/dn_dev.c @@ -752,7 +752,8 @@ static int dn_nl_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb) skip_naddr = cb->args[1]; idx = 0; - for_each_netdev(&init_net, dev) { + rcu_read_lock(); + for_each_netdev_rcu(&init_net, dev) { if (idx < skip_ndevs) goto cont; else if (idx > skip_ndevs) { @@ -761,11 +762,11 @@ static int dn_nl_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb) skip_naddr = 0; } - if ((dn_db = rtnl_dereference(dev->dn_ptr)) == NULL) + if ((dn_db = rcu_dereference(dev->dn_ptr)) == NULL) goto cont; - for (ifa = rtnl_dereference(dn_db->ifa_list), dn_idx = 0; ifa; - ifa = rtnl_dereference(ifa->ifa_next), dn_idx++) { + for (ifa = rcu_dereference(dn_db->ifa_list), dn_idx = 0; ifa; + ifa = rcu_dereference(ifa->ifa_next), dn_idx++) { if (dn_idx < skip_naddr) continue; @@ -778,6 +779,7 @@ cont: idx++; } done: + rcu_read_unlock(); cb->args[0] = idx; cb->args[1] = dn_idx; |