ipv4, fib: pass LOOPBACK_IFINDEX instead of 0 to flowi4_iif

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / net / ipv4 / netfilter / ipt_rpfilter.c

diff --git a/net/ipv4/netfilter/ipt_rpfilter.c b/net/ipv4/netfilter/ipt_rpfilter.c
index c49dcd0284a06c6bb4b4e6787af5888289ba50f3..5965f93aa3e2b5a6db2d9ecb726b7876a728d392 100644 (file)
--- a/net/ipv4/netfilter/ipt_rpfilter.c
+++ b/net/ipv4/netfilter/ipt_rpfilter.c
@@ -89,11 +89,9 @@ static bool rpfilter_mt(const struct sk_buff *skb, struct xt_action_param *par)
        if (ipv4_is_multicast(iph->daddr)) {
                if (ipv4_is_zeronet(iph->saddr))
                        return ipv4_is_local_multicast(iph->daddr) ^ invert;
-               flow.flowi4_iif = 0;
-       } else {
-               flow.flowi4_iif = LOOPBACK_IFINDEX;
        }
 
+       flow.flowi4_iif = LOOPBACK_IFINDEX;
        flow.daddr = iph->saddr;
        flow.saddr = rpfilter_get_saddr(iph->daddr);
        flow.flowi4_oif = 0;