linux-kernel - Re: linux-next: build warning after merge of the net-next tree

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Date:	Mon, 4 Jul 2016 13:19:37 +0800
From:	Jason Wang <jasowang@...hat.com>
To:	Stephen Rothwell <sfr@...b.auug.org.au>,
	David Miller <davem@...emloft.net>, netdev@...r.kernel.org
Cc:	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: linux-next: build warning after merge of the net-next tree



On 2016年07月04日 11:15, Stephen Rothwell wrote:
> Hi all,
>
> After merging the net-next tree, today's linux-next build (powerpc
> ppc64_defconfig) produced this warning:
>
> drivers/net/tun.c: In function 'tun_do_read.part.5':
> /home/sfr/next/next/drivers/net/tun.c:1491:6: warning: 'err' may be used uninitialized in this function [-Wmaybe-uninitialized]
>    int err;
>        ^
>
> Introduced by commit
>
>    1576d9860599 ("tun: switch to use skb array for tx")
>
> I can't easily see if this is a false positive.
>

Thanks for the reporting, will post a fix.