net: arp: use assignment
Only when dont_send is 0, arp_filter() is consulted, so we can simply assign the return value of arp_filter() to dont_send instead. Signed-off-by: Changli Gao <xiaosuo@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -883,7 +883,7 @@ static int arp_process(struct sk_buff *skb)
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dont_send = arp_ignore(in_dev, sip, tip);
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dont_send = arp_ignore(in_dev, sip, tip);
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if (!dont_send && IN_DEV_ARPFILTER(in_dev))
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if (!dont_send && IN_DEV_ARPFILTER(in_dev))
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dont_send |= arp_filter(sip, tip, dev);
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dont_send = arp_filter(sip, tip, dev);
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if (!dont_send) {
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if (!dont_send) {
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n = neigh_event_ns(&arp_tbl, sha, &sip, dev);
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n = neigh_event_ns(&arp_tbl, sha, &sip, dev);
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if (n) {
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if (n) {
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