diff options
Diffstat (limited to 'net/netfilter/nfnetlink_log.c')
-rw-r--r-- | net/netfilter/nfnetlink_log.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c index fc9a211e629..e0504e90a0f 100644 --- a/net/netfilter/nfnetlink_log.c +++ b/net/netfilter/nfnetlink_log.c @@ -403,8 +403,9 @@ __build_packet_message(struct nfulnl_instance *inst, NLA_PUT_BE32(inst->skb, NFULA_IFINDEX_PHYSINDEV, htonl(indev->ifindex)); /* this is the bridge group "brX" */ + /* rcu_read_lock()ed by nf_hook_slow or nf_log_packet */ NLA_PUT_BE32(inst->skb, NFULA_IFINDEX_INDEV, - htonl(indev->br_port->br->dev->ifindex)); + htonl(br_port_get_rcu(indev)->br->dev->ifindex)); } else { /* Case 2: indev is bridge group, we need to look for * physical device (when called from ipv4) */ @@ -430,8 +431,9 @@ __build_packet_message(struct nfulnl_instance *inst, NLA_PUT_BE32(inst->skb, NFULA_IFINDEX_PHYSOUTDEV, htonl(outdev->ifindex)); /* this is the bridge group "brX" */ + /* rcu_read_lock()ed by nf_hook_slow or nf_log_packet */ NLA_PUT_BE32(inst->skb, NFULA_IFINDEX_OUTDEV, - htonl(outdev->br_port->br->dev->ifindex)); + htonl(br_port_get_rcu(outdev)->br->dev->ifindex)); } else { /* Case 2: indev is a bridge group, we need to look * for physical device (when called from ipv4) */ |