linux-kernel - Re: [PATCH net-next] tun: return proper error code from tun_do

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Message-Id: <20141231.141537.1885739121180441904.davem@davemloft.net>
Date:	Wed, 31 Dec 2014 14:15:37 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	agartrell@...com
Cc:	herbert@...dor.apana.org.au, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, kernel-team@...com
Subject: Re: [PATCH net-next] tun: return proper error code from tun_do_read

From: Alex Gartrell <agartrell@...com>
Date: Thu, 25 Dec 2014 23:22:49 -0800

> Instead of -1 with EAGAIN, read on a O_NONBLOCK tun fd will return 0.  This
> fixes this by properly returning the error code from __skb_recv_datagram.
> 
> Signed-off-by: Alex Gartrell <agartrell@...com>

Applied.
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