diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/batman-adv/soft-interface.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c index 835af771a9fd..a92512a46e91 100644 --- a/net/batman-adv/soft-interface.c +++ b/net/batman-adv/soft-interface.c @@ -217,6 +217,8 @@ static int batadv_interface_tx(struct sk_buff *skb, switch (ntohs(ethhdr->h_proto)) { case ETH_P_8021Q: + if (!pskb_may_pull(skb, sizeof(*vhdr))) + goto dropped; vhdr = vlan_eth_hdr(skb); /* drop batman-in-batman packets to prevent loops */ |