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Date:   Mon, 4 Feb 2019 19:21:13 -0800
From:   David Ahern <dsahern@...il.com>
To:     David Miller <davem@...hat.com>, liuzhiqiang26@...wei.com
Cc:     kuznet@....inr.ac.ru, yoshfuji@...ux-ipv6.org, 0xeffeff@...il.com,
        edumazet@...gle.com, netdev@...r.kernel.org,
        mingfangsen@...wei.com, zhangwenhao8@...wei.com,
        wangxiaogang3@...wei.com, zhoukang7@...wei.com
Subject: Re: [PATCH] net: fix IPv6 prefix route residue

On 2/3/19 9:04 AM, David Miller wrote:
> From: Zhiqiang Liu <liuzhiqiang26@...wei.com>
> Date: Sun, 3 Feb 2019 14:10:31 +0800
> 
>> @@ -1165,7 +1165,8 @@ enum cleanup_prefix_rt_t {
>>  	list_for_each_entry(ifa, &idev->addr_list, if_list) {
>>  		if (ifa == ifp)
>>  			continue;
>> -		if (!ipv6_prefix_equal(&ifa->addr, &ifp->addr,
>> +		if (ifa->prefix_len != ifp->prefix_len ||
>> +			!ipv6_prefix_equal(&ifa->addr, &ifp->addr,
>>  				       ifp->prefix_len))
> 
> Please fix the indentation of this conditional, it should be:
> 
> 		if (ifa->prefix_len != ifp->prefix_len ||
> 		    !ipv6_prefix_equal(&ifa->addr, &ifp->addr,
> 				       ifp->prefix_len))
> 
> Thank you.
> 

Needs a Fixes tag too.

Fixes: 5b84efecb7d9 ("ipv6 addrconf: don't cleanup prefix route for
IFA_F_NOPREFIXROUTE")

and cc to that author Thomas Haller <thaller@...hat.com>

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