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netfilter: bridge: refactor clearing BRNF_NF_BRIDGE_PREROUTING

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use binary AND on complement of BRNF_NF_BRIDGE_PREROUTING to unset
bit in nf_bridge->mask.

Signed-off-by: Bernhard Thaler <bernhard.thaler@wvnet.at>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Bernhard Thaler 2015-05-30 15:26:13 +02:00 committed by Pablo Neira Ayuso
parent 779668450a
commit d39a33ed9b
1 changed files with 2 additions and 2 deletions
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4
net/bridge/br_netfilter.c
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@ -290,7 +290,7 @@ static int br_nf_pre_routing_finish_ipv6(struct sock *sk, struct sk_buff *skb)
skb->pkt_type = PACKET_OTHERHOST;
nf_bridge->pkt_otherhost = false;
}
nf_bridge->mask ^= BRNF_NF_BRIDGE_PREROUTING;
nf_bridge->mask &= ~BRNF_NF_BRIDGE_PREROUTING;
rt = bridge_parent_rtable(nf_bridge->physindev);
if (!rt) {
@ -415,7 +415,7 @@ static int br_nf_pre_routing_finish(struct sock *sk, struct sk_buff *skb)
skb->pkt_type = PACKET_OTHERHOST;
nf_bridge->pkt_otherhost = false;
}
nf_bridge->mask ^= BRNF_NF_BRIDGE_PREROUTING;
nf_bridge->mask &= ~BRNF_NF_BRIDGE_PREROUTING;
if (daddr_was_changed(skb, nf_bridge)) {
if ((err = ip_route_input(skb, iph->daddr, iph->saddr, iph->tos, dev))) {
struct in_device *in_dev = __in_dev_get_rcu(dev);