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authorwenxu <wenxu@chinatelecom.cn>2022-05-26 04:25:45 +0300
committerPablo Neira Ayuso <pablo@netfilter.org>2022-06-01 00:14:03 +0300
commitf1896d45fee90a868dfd0b3cc119e4cc1bbd7ca2 (patch)
treed5626e76f7667d1dc0f8ef308bb7163124a5a232 /net
parentf9a43007d3f7ba76d5e7f9421094f00f2ef202f8 (diff)
downloadlinux-f1896d45fee90a868dfd0b3cc119e4cc1bbd7ca2.tar.xz
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: 3412e1641828 (netfilter: flowtable: nft_flow_route use more data for reverse route) Signed-off-by: wenxu <wenxu@chinatelecom.cn> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net')
-rw-r--r--net/netfilter/nft_flow_offload.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/netfilter/nft_flow_offload.c b/net/netfilter/nft_flow_offload.c
index a16cf47199b7..20e5f372dd76 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;
}