netdev - Re: [Patch net-next v3] gre: fix a regression in ioctl

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Message-Id: <20130701.233601.1074563806368770464.davem@davemloft.net>
Date:	Mon, 01 Jul 2013 23:36:01 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	amwang@...hat.com
Cc:	netdev@...r.kernel.org, pshelar@...ira.com
Subject: Re: [Patch net-next v3] gre: fix a regression in ioctl

From: Cong Wang <amwang@...hat.com>
Date: Sat, 29 Jun 2013 12:02:59 +0800

> From: Cong Wang <amwang@...hat.com>
> 
> When testing GRE tunnel, I got:
> 
>  # ip tunnel show
>  get tunnel gre0 failed: Invalid argument
>  get tunnel gre1 failed: Invalid argument
> 
> This is a regression introduced by commit c54419321455631079c7d
> ("GRE: Refactor GRE tunneling code.") because previously we
> only check the parameters for SIOCADDTUNNEL and SIOCCHGTUNNEL,
> after that commit, the check is moved for all commands.
> 
> So, just check for SIOCADDTUNNEL and SIOCCHGTUNNEL.
> 
> After this patch I got:
> 
>  # ip tunnel show
>  gre0: gre/ip  remote any  local any  ttl inherit  nopmtudisc
>  gre1: gre/ip  remote 192.168.122.101  local 192.168.122.45  ttl inherit 
> 
> Cc: Pravin B Shelar <pshelar@...ira.com>
> Cc: "David S. Miller" <davem@...emloft.net>
> Signed-off-by: Cong Wang <amwang@...hat.com>

Applied and queued up for -stable, thanks.
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