diff options
Diffstat (limited to 'net/netfilter')
| -rw-r--r-- | net/netfilter/core.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/net/netfilter/core.c b/net/netfilter/core.c index 2bb46e2d8d30..ce6adfae521a 100644 --- a/net/netfilter/core.c +++ b/net/netfilter/core.c @@ -107,10 +107,9 @@ int nf_register_net_hook(struct net *net, const struct nf_hook_ops *reg) mutex_lock(&nf_hook_mutex); /* Find the spot in the list */ - while ((p = nf_entry_dereference(*pp)) != NULL) { + for (; (p = nf_entry_dereference(*pp)) != NULL; pp = &p->next) { if (reg->priority < nf_hook_entry_priority(p)) break; - pp = &p->next; } rcu_assign_pointer(entry->next, p); rcu_assign_pointer(*pp, entry); @@ -137,12 +136,11 @@ void nf_unregister_net_hook(struct net *net, const struct nf_hook_ops *reg) return; mutex_lock(&nf_hook_mutex); - while ((p = nf_entry_dereference(*pp)) != NULL) { + for (; (p = nf_entry_dereference(*pp)) != NULL; pp = &p->next) { if (nf_hook_entry_ops(p) == reg) { rcu_assign_pointer(*pp, p->next); break; } - pp = &p->next; } mutex_unlock(&nf_hook_mutex); if (!p) { |