netdev - Re: [PATCH] ipv6 addrconf: Fix memory leak when deleting addresses

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Message-Id: <20080612.024203.04460597.yoshfuji@linux-ipv6.org>
Date:	Thu, 12 Jun 2008 02:42:03 +0900 (JST)
From:	YOSHIFUJI Hideaki / 吉藤英明 
	<yoshfuji@...ux-ipv6.org>
To:	tgraf@...g.ch
Cc:	yoshfuji@...ux-ipv6.org, netdev@...r.kernel.org
Subject: Re: [PATCH] ipv6 addrconf: Fix memory leak when deleting addresses

In article <20080605.112646.51075203.yoshfuji@...ux-ipv6.org> (at Thu, 05 Jun 2008 11:26:46 +0900 (JST)), YOSHIFUJI Hideaki / 吉藤英明 <yoshfuji@...ux-ipv6.org> says:

> In article <20080604234934.GI20815@...tel.suug.ch> (at Thu, 5 Jun 2008 01:49:34 +0200), Thomas Graf <tgraf@...g.ch> says:
> 
> > ip6_del_rt() may fail in which case the dst/route is not released.
> 
> If prefix is ::/64 and ...
> 
> The only case ip6_del_rt() does not call dst_release() is when rt is
> ip6_null_entry.  In that case we should skip whole the logic in the
> caller, anyway.

Well, actually, I've found that this cannot even happen
because rt6_lookup() return NULL whenever it hits
ipv6_null_entry.

So, I'm going to drop this.

--yoshfuji
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