diff options
Diffstat (limited to 'drivers/staging/batman-adv/hard-interface.c')
| -rw-r--r-- | drivers/staging/batman-adv/hard-interface.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/staging/batman-adv/hard-interface.c b/drivers/staging/batman-adv/hard-interface.c index 0f94158b266..befd4883951 100644 --- a/drivers/staging/batman-adv/hard-interface.c +++ b/drivers/staging/batman-adv/hard-interface.c @@ -432,6 +432,9 @@ int batman_skb_recv(struct sk_buff *skb, struct net_device *dev, if (!skb) goto err_out; + if (atomic_read(&module_state) != MODULE_ACTIVE) + goto err_free; + /* packet should hold at least type and version */ if (unlikely(skb_headlen(skb) < 2)) goto err_free; @@ -445,6 +448,10 @@ int batman_skb_recv(struct sk_buff *skb, struct net_device *dev, if (!batman_if) goto err_free; + /* discard frames on not active interfaces */ + if (batman_if->if_active != IF_ACTIVE) + goto err_free; + stats = (struct net_device_stats *)dev_get_stats(skb->dev); if (stats) { stats->rx_packets++; |