From: wenxu Date: Thu, 26 May 2022 01:25:45 +0000 (-0400) Subject: netfilter: flowtable: fix missing FLOWI_FLAG_ANYSRC flag X-Git-Tag: baikal/aarch64/sdk6.1~3836^2~19^2~1 X-Git-Url: https://git.baikalelectronics.ru/sdk/?a=commitdiff_plain;h=27328949fae725bac8423f9fd970fae82140e10e;p=kernel.git netfilter: flowtable: fix missing FLOWI_FLAG_ANYSRC flag The nf_flow_table gets route through ip_route_output_key. If the saddr is not local one, then FLOWI_FLAG_ANYSRC flag should be set. Without this flag, the route lookup for other_dst will fail. Fixes: fb0f8e678cd4 (netfilter: flowtable: nft_flow_route use more data for reverse route) Signed-off-by: wenxu Signed-off-by: Pablo Neira Ayuso --- diff --git a/net/netfilter/nft_flow_offload.c b/net/netfilter/nft_flow_offload.c index a16cf47199b79..20e5f372dd761 100644 --- a/net/netfilter/nft_flow_offload.c +++ b/net/netfilter/nft_flow_offload.c @@ -237,6 +237,7 @@ static int nft_flow_route(const struct nft_pktinfo *pkt, fl.u.ip4.flowi4_iif = this_dst->dev->ifindex; fl.u.ip4.flowi4_tos = RT_TOS(ip_hdr(pkt->skb)->tos); fl.u.ip4.flowi4_mark = pkt->skb->mark; + fl.u.ip4.flowi4_flags = FLOWI_FLAG_ANYSRC; break; case NFPROTO_IPV6: fl.u.ip6.daddr = ct->tuplehash[dir].tuple.src.u3.in6; @@ -245,6 +246,7 @@ static int nft_flow_route(const struct nft_pktinfo *pkt, fl.u.ip6.flowi6_iif = this_dst->dev->ifindex; fl.u.ip6.flowlabel = ip6_flowinfo(ipv6_hdr(pkt->skb)); fl.u.ip6.flowi6_mark = pkt->skb->mark; + fl.u.ip6.flowi6_flags = FLOWI_FLAG_ANYSRC; break; }