linux-kernel - Re: ipv4:the same route is added repeatedly

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Date:   Wed, 15 Mar 2023 15:43:10 +0800
From:   gaoxingwang <gaoxingwang1@...wei.com>
To:     <idosch@...sch.org>
CC:     <davem@...emloft.net>, <gaoxingwang1@...wei.com>,
        <kuba@...nel.org>, <liaichun@...wei.com>,
        <linux-kernel@...r.kernel.org>, <netdev@...r.kernel.org>,
        <pabeni@...hat.com>, <shuah@...nel.org>, <yanan@...wei.com>,
        <yoshfuji@...ux-ipv6.org>
Subject: Re: ipv4:the same route is added repeatedly

> diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
> index b5736ef16ed2..390f4be7f7be 100644
> --- a/net/ipv4/fib_frontend.c
> +++ b/net/ipv4/fib_frontend.c
> @@ -576,6 +576,9 @@ static int rtentry_to_fib_config(struct net *net, int cmd, struct rtentry *rt,
>  			cfg->fc_scope = RT_SCOPE_UNIVERSE;
>  	}
>  
> +	if (!cfg->fc_table)
> +		cfg->fc_table = RT_TABLE_MAIN;
> +
>  	if (cmd == SIOCDELRT)
>  		return 0;
Thanks for you reply.This patch works for me.
Can you submit a patch? Hope the problem will be fixed as soon as possible.