netdev - Re: [PATCH] tuntap: fix error return code in tun_set

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <1365774560.4459.26.camel@edumazet-glaptop>
Date:	Fri, 12 Apr 2013 06:49:20 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Wei Yongjun <weiyj.lk@...il.com>
Cc:	davem@...emloft.net, jasowang@...hat.com, mst@...hat.com,
	edumazet@...gle.com, nhorman@...driver.com,
	yongjun_wei@...ndmicro.com.cn, netdev@...r.kernel.org
Subject: Re: [PATCH] tuntap: fix error return code in tun_set_iff()

On Fri, 2013-04-12 at 21:17 +0800, Wei Yongjun wrote:
> From: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>
> 
> Fix to return a negative error code from the error handling
> case instead of 0, as returned elsewhere in this function.
> 
> Signed-off-by: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>
> ---
>  drivers/net/tun.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/tun.c b/drivers/net/tun.c
> index b7c457a..729ed53 100644
> --- a/drivers/net/tun.c
> +++ b/drivers/net/tun.c
> @@ -1594,7 +1594,7 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
>  
>  		if (tun->flags & TUN_TAP_MQ &&
>  		    (tun->numqueues + tun->numdisabled > 1))
> -			return err;
> +			return -EBUSY;
>  	}
>  	else {
>  		char *name;

Bug added in linux-3.8 , commit 4008e97f866db665 
("tuntap: fix ambigious multiqueue API")

Acked-by: Eric Dumazet <edumazet@...gle.com>



--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html