@@ -101,11 +101,13 @@ nf_nat_redirect_ipv6(struct sk_buff *skb, const struct nf_nat_range *range,
rcu_read_lock();
idev = __in6_dev_get(skb->dev);
if (idev != NULL) {
+ read_lock_bh(&idev->lock);
list_for_each_entry(ifa, &idev->addr_list, if_list) {
newdst = ifa->addr;
addr = true;
break;
}
+ read_unlock_bh(&idev->lock);
}
rcu_read_unlock();
@@ -393,7 +393,8 @@ tproxy_laddr6(struct sk_buff *skb, const struct in6_addr *user_laddr,
rcu_read_lock();
indev = __in6_dev_get(skb->dev);
- if (indev)
+ if (indev) {
+ read_lock_bh(&indev->lock);
list_for_each_entry(ifa, &indev->addr_list, if_list) {
if (ifa->flags & (IFA_F_TENTATIVE | IFA_F_DEPRECATED))
continue;
@@ -401,6 +402,8 @@ tproxy_laddr6(struct sk_buff *skb, const struct in6_addr *user_laddr,
laddr = &ifa->addr;
break;
}
+ read_unlock_bh(&indev->lock);
+ }
rcu_read_unlock();
return laddr ? laddr : daddr;