diff options
Diffstat (limited to 'net/netfilter/nf_conntrack_netlink.c')
| -rw-r--r-- | net/netfilter/nf_conntrack_netlink.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c index aef3cb41131f..5eadf009bb15 100644 --- a/net/netfilter/nf_conntrack_netlink.c +++ b/net/netfilter/nf_conntrack_netlink.c @@ -338,9 +338,10 @@ static int ctnetlink_conntrack_event(struct notifier_block *this, group = NFNLGRP_CONNTRACK_UPDATE; } else return NOTIFY_DONE; - - /* FIXME: Check if there are any listeners before, don't hurt performance */ - + + if (!nfnetlink_has_listeners(group)) + return NOTIFY_DONE; + skb = alloc_skb(NLMSG_GOODSIZE, GFP_ATOMIC); if (!skb) return NOTIFY_DONE; |