linux-kernel - Re: [net] xfrm_user: use xfrm_state_put to free xfrm_state

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Message-ID: <20181127075548.GK3581@gauss3.secunet.de>
Date:   Tue, 27 Nov 2018 08:55:48 +0100
From:   Steffen Klassert <steffen.klassert@...unet.com>
To:     Herbert Xu <herbert@...dor.apana.org.au>
CC:     Mathias Krause <minipli@...glemail.com>,
        Pan Bian <bianpan2016@....com>,
        "David S. Miller" <davem@...emloft.net>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, Pan Bian <bianpan2013@....com>
Subject: Re: [net] xfrm_user: use xfrm_state_put to free xfrm_state_alloc
 return value

On Thu, Nov 22, 2018 at 10:43:21PM +0800, Herbert Xu wrote:
> On Wed, Nov 21, 2018 at 09:09:23PM +0100, Mathias Krause wrote:
> > 
> > -- >8 --
> > 
> > Subject: [PATCH] xfrm_user: fix freeing of xfrm states on acquire
> > 
> > Commit 565f0fa902b6 ("xfrm: use a dedicated slab cache for struct
> > xfrm_state") moved xfrm state objects to use their own slab cache.
> > However, it missed to adapt xfrm_user to use this new cache when
> > freeing xfrm states.
> > 
> > Fix this by introducing and make use of a new helper for freeing
> > xfrm_state objects.
> > 
> > Fixes: 565f0fa902b6 ("xfrm: use a dedicated slab cache for struct xfrm_state")
> > Reported-by: Pan Bian <bianpan2016@....com>
> > Cc: <stable@...r.kernel.org> # v4.18+
> > Signed-off-by: Mathias Krause <minipli@...glemail.com>
> 
> Acked-by: Herbert Xu <herbert@...dor.apana.org.au>

Applied, thanks everyone!