Re: [PATCH net-next] tun: return proper error code from tun_do_read

[David Miller]

From: Alex Gartrell <agartrell@xxxxxx>
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@xxxxxx>

Applied.
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