diff options
Diffstat (limited to 'net/netfilter/nf_conntrack_core.c')
-rw-r--r-- | net/netfilter/nf_conntrack_core.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c index d59640e2377b..0cc150560fb7 100644 --- a/net/netfilter/nf_conntrack_core.c +++ b/net/netfilter/nf_conntrack_core.c @@ -318,6 +318,7 @@ destroy_conntrack(struct nf_conntrack *nfct) struct nf_conn_help *help = nfct_help(ct); struct nf_conntrack_l3proto *l3proto; struct nf_conntrack_l4proto *l4proto; + typeof(nf_conntrack_destroyed) destroyed; DEBUGP("destroy_conntrack(%p)\n", ct); NF_CT_ASSERT(atomic_read(&nfct->use) == 0); @@ -341,10 +342,12 @@ destroy_conntrack(struct nf_conntrack *nfct) ct->tuplehash[IP_CT_DIR_REPLY].tuple.dst.protonum); if (l4proto && l4proto->destroy) l4proto->destroy(ct); - rcu_read_unlock(); - if (nf_conntrack_destroyed) - nf_conntrack_destroyed(ct); + destroyed = rcu_dereference(nf_conntrack_destroyed); + if (destroyed) + destroyed(ct); + + rcu_read_unlock(); write_lock_bh(&nf_conntrack_lock); /* Expectations will have been removed in clean_from_lists, |