From: wenxu <wenxu@ucloud.cn>
To: Pablo Neira Ayuso <pablo@netfilter.org>
Cc: netfilter-devel@vger.kernel.org
Subject: Re: [PATCH nf v2 1/3] netfilter: nf_flow_table_offload: fix dst_neigh lookup
Date: Fri, 20 Dec 2019 11:53:38 +0800 [thread overview]
Message-ID: <25e03002-ba64-45aa-c94d-2588706ba6d8@ucloud.cn> (raw)
In-Reply-To: <20191219221816.rywke7de6izqrere@salvia>
Maybe the patch your suggestion is not correct?
On 12/20/2019 6:18 AM, Pablo Neira Ayuso wrote:
> diff --git a/net/netfilter/nf_flow_table_offload.c b/net/netfilter/nf_flow_table_offload.c
> index 506aaaf8151d..8680fc56cd7c 100644
> --- a/net/netfilter/nf_flow_table_offload.c
> +++ b/net/netfilter/nf_flow_table_offload.c
> @@ -156,14 +156,14 @@ static int flow_offload_eth_dst(struct net *net,
> enum flow_offload_tuple_dir dir,
> struct nf_flow_rule *flow_rule)
> {
> - const struct flow_offload_tuple *tuple = &flow->tuplehash[dir].tuple;
> + const struct flow_offload_tuple *tuple = &flow->tuplehash[!dir].tuple;
> struct flow_action_entry *entry0 = flow_action_entry_next(flow_rule);
> struct flow_action_entry *entry1 = flow_action_entry_next(flow_rule);
> struct neighbour *n;
> u32 mask, val;
> u16 val16;
>
> - n = dst_neigh_lookup(tuple->dst_cache, &tuple->dst_v4);
> + n = dst_neigh_lookup(tuple->dst_cache, &tuple->src_v4);
The dst_cache should be flow->tuplehash[dir].tuple.dst_cache but not peer dir's;
> if (!n)
> return -ENOENT;
>
>
next prev parent reply other threads:[~2019-12-20 3:53 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-17 8:52 [PATCH nf v2 0/3] netfilter: nf_flow_table_offload: something fixes wenxu
2019-12-17 8:52 ` [PATCH nf v2 1/3] netfilter: nf_flow_table_offload: fix dst_neigh lookup wenxu
2019-12-19 22:18 ` Pablo Neira Ayuso
2019-12-20 1:18 ` Pablo Neira Ayuso
2019-12-20 3:53 ` wenxu [this message]
2019-12-20 9:13 ` Pablo Neira Ayuso
2019-12-20 9:19 ` wenxu
2019-12-20 10:31 ` Pablo Neira Ayuso
2019-12-20 14:15 ` wenxu
2019-12-17 8:52 ` [PATCH nf v2 2/3] netfilter: nf_flow_table_offload: check the status of dst_neigh wenxu
2019-12-17 8:52 ` [PATCH nf v2 3/3] netfilter: nf_flow_table_offload: fix the nat port mangle wenxu
2019-12-19 23:35 ` Pablo Neira Ayuso
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