diff options
Diffstat (limited to 'drivers/staging')
| -rw-r--r-- | drivers/staging/batman-adv/routing.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/staging/batman-adv/routing.c b/drivers/staging/batman-adv/routing.c index 066cc9149bf1..032195e6de94 100644 --- a/drivers/staging/batman-adv/routing.c +++ b/drivers/staging/batman-adv/routing.c @@ -783,6 +783,8 @@ int recv_bat_packet(struct sk_buff *skb, static int recv_my_icmp_packet(struct sk_buff *skb, size_t icmp_len) { + /* FIXME: each batman_if will be attached to a softif */ + struct bat_priv *bat_priv = netdev_priv(soft_device); struct orig_node *orig_node; struct icmp_packet_rr *icmp_packet; struct ethhdr *ethhdr; @@ -801,6 +803,9 @@ static int recv_my_icmp_packet(struct sk_buff *skb, size_t icmp_len) return NET_RX_DROP; } + if (!bat_priv->primary_if) + return NET_RX_DROP; + /* answer echo request (ping) */ /* get routing information */ spin_lock_irqsave(&orig_hash_lock, flags); @@ -830,7 +835,8 @@ static int recv_my_icmp_packet(struct sk_buff *skb, size_t icmp_len) } memcpy(icmp_packet->dst, icmp_packet->orig, ETH_ALEN); - memcpy(icmp_packet->orig, ethhdr->h_dest, ETH_ALEN); + memcpy(icmp_packet->orig, + bat_priv->primary_if->net_dev->dev_addr, ETH_ALEN); icmp_packet->msg_type = ECHO_REPLY; icmp_packet->ttl = TTL; @@ -845,6 +851,8 @@ static int recv_my_icmp_packet(struct sk_buff *skb, size_t icmp_len) static int recv_icmp_ttl_exceeded(struct sk_buff *skb, size_t icmp_len) { + /* FIXME: each batman_if will be attached to a softif */ + struct bat_priv *bat_priv = netdev_priv(soft_device); struct orig_node *orig_node; struct icmp_packet *icmp_packet; struct ethhdr *ethhdr; @@ -865,6 +873,9 @@ static int recv_icmp_ttl_exceeded(struct sk_buff *skb, size_t icmp_len) return NET_RX_DROP; } + if (!bat_priv->primary_if) + return NET_RX_DROP; + /* get routing information */ spin_lock_irqsave(&orig_hash_lock, flags); orig_node = ((struct orig_node *) @@ -892,7 +903,8 @@ static int recv_icmp_ttl_exceeded(struct sk_buff *skb, size_t icmp_len) } memcpy(icmp_packet->dst, icmp_packet->orig, ETH_ALEN); - memcpy(icmp_packet->orig, ethhdr->h_dest, ETH_ALEN); + memcpy(icmp_packet->orig, + bat_priv->primary_if->net_dev->dev_addr, ETH_ALEN); icmp_packet->msg_type = TTL_EXCEEDED; icmp_packet->ttl = TTL; |