linux-kernel - Re: [PATCH] drivers/net/macvtap: fix error check

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Message-Id: <201103071059.04321.arnd@arndb.de>
Date:	Mon, 7 Mar 2011 10:59:04 +0100
From:	Arnd Bergmann <arnd@...db.de>
To:	Nicolas Kaiser <nikai@...ai.net>
Cc:	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <eric.dumazet@...il.com>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drivers/net/macvtap: fix error check

On Saturday 05 March 2011, Nicolas Kaiser wrote:
> 'len' is unsigned of type size_t and can't be negative.
> 
> Signed-off-by: Nicolas Kaiser <nikai@...ai.net>

Acked-by: Arnd Bergmann <arnd@...db.de>

I think it's harmless: the worst thing that can happen is
macvtap_alloc_skb() failing with ENOMEM when it gets a
large argument, but we could have it in -stable just to
be sure.

	Arnd
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