summaryrefslogtreecommitdiff
path: root/net/netfilter/nf_log.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/netfilter/nf_log.c')
-rw-r--r--net/netfilter/nf_log.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/net/netfilter/nf_log.c b/net/netfilter/nf_log.c
index b07393eab88e..91816998ed86 100644
--- a/net/netfilter/nf_log.c
+++ b/net/netfilter/nf_log.c
@@ -85,6 +85,8 @@ EXPORT_SYMBOL(nf_log_unregister);
int nf_log_bind_pf(u_int8_t pf, const struct nf_logger *logger)
{
+ if (pf >= ARRAY_SIZE(nf_loggers))
+ return -EINVAL;
mutex_lock(&nf_log_mutex);
if (__find_logger(pf, logger->name) == NULL) {
mutex_unlock(&nf_log_mutex);
@@ -98,6 +100,8 @@ EXPORT_SYMBOL(nf_log_bind_pf);
void nf_log_unbind_pf(u_int8_t pf)
{
+ if (pf >= ARRAY_SIZE(nf_loggers))
+ return;
mutex_lock(&nf_log_mutex);
rcu_assign_pointer(nf_loggers[pf], NULL);
mutex_unlock(&nf_log_mutex);