diff options
Diffstat (limited to '')
| -rw-r--r-- | net/ipv4/netfilter/ip_nat_core.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/net/ipv4/netfilter/ip_nat_core.c b/net/ipv4/netfilter/ip_nat_core.c index 18daabc22069..40737fdbe9a7 100644 --- a/net/ipv4/netfilter/ip_nat_core.c +++ b/net/ipv4/netfilter/ip_nat_core.c @@ -604,8 +604,8 @@ static int __init ip_nat_init(void) } /* FIXME: Man, this is a hack. <SIGH> */ - IP_NF_ASSERT(ip_conntrack_destroyed == NULL); - ip_conntrack_destroyed = &ip_nat_cleanup_conntrack; + IP_NF_ASSERT(rcu_dereference(ip_conntrack_destroyed) == NULL); + rcu_assign_pointer(ip_conntrack_destroyed, ip_nat_cleanup_conntrack); /* Initialize fake conntrack so that NAT will skip it */ ip_conntrack_untracked.status |= IPS_NAT_DONE_MASK; @@ -623,7 +623,8 @@ static int clean_nat(struct ip_conntrack *i, void *data) static void __exit ip_nat_cleanup(void) { ip_ct_iterate_cleanup(&clean_nat, NULL); - ip_conntrack_destroyed = NULL; + rcu_assign_pointer(ip_conntrack_destroyed, NULL); + synchronize_rcu(); vfree(bysource); } |