From: Changli Gao <xiaosuo@gmail.com> Date: Fri, 12 Nov 2010 16:34:17 +0000 (+0100) Subject: netfilter: xt_NFQUEUE: remove modulo operations X-Git-Tag: MMI-PSA29.97-13-9~20520^2~510^2~40 X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=ca36181050a523f6c0af3ef7cb509bbbc4ede276;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git netfilter: xt_NFQUEUE: remove modulo operations Signed-off-by: Changli Gao <xiaosuo@gmail.com> Acked-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: Patrick McHardy <kaber@trash.net> --- diff --git a/net/netfilter/xt_NFQUEUE.c b/net/netfilter/xt_NFQUEUE.c index 039cce1bde3d..39627706aac6 100644 --- a/net/netfilter/xt_NFQUEUE.c +++ b/net/netfilter/xt_NFQUEUE.c @@ -72,10 +72,12 @@ nfqueue_tg_v1(struct sk_buff *skb, const struct xt_action_param *par) if (info->queues_total > 1) { if (par->family == NFPROTO_IPV4) - queue = hash_v4(skb) % info->queues_total + queue; + queue = (((u64) hash_v4(skb) * info->queues_total) >> + 32) + queue; #if defined(CONFIG_IP6_NF_IPTABLES) || defined(CONFIG_IP6_NF_IPTABLES_MODULE) else if (par->family == NFPROTO_IPV6) - queue = hash_v6(skb) % info->queues_total + queue; + queue = (((u64) hash_v6(skb) * info->queues_total) >> + 32) + queue; #endif } return NF_QUEUE_NR(queue);