netdev - Re: [PATCH net v4] net/ipv6: Add anycast addresses to a global hashtable

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Date:   Sat, 27 Oct 2018 17:39:39 -0600
From:   David Ahern <dsahern@...il.com>
To:     Jeff Barnhill <0xeffeff@...il.com>, netdev@...r.kernel.org
Cc:     davem@...emloft.net, kuznet@....inr.ac.ru, yoshfuji@...ux-ipv6.org
Subject: Re: [PATCH net v4] net/ipv6: Add anycast addresses to a global
 hashtable

On 10/27/18 12:02 PM, Jeff Barnhill wrote:
> @@ -275,6 +356,11 @@ int __ipv6_dev_ac_inc(struct inet6_dev *idev, const struct in6_addr *addr)
>  		err = -ENOMEM;
>  		goto out;
>  	}
> +	err = ipv6_add_acaddr_hash(dev_net(idev->dev), addr);
> +	if (err) {
> +		aca_put(aca);
> +		goto out;
> +	}
>  
>  	aca->aca_next = idev->ac_list;
>  	idev->ac_list = aca;

you misunderstood my comment. aca_put is instead of a double call to
fib6_info_release(f6i). You still need one call to
fib6_info_release(f6i) for the addrconf_f6i_alloc.