netdev - Re: [PATCH net-next-2.6] netlink: fix typo in initialization

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Message-Id: <20091008.005743.231834593.davem@davemloft.net>
Date:	Thu, 08 Oct 2009 00:57:43 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	jpirko@...hat.com
Cc:	netdev@...r.kernel.org, kaber@...sh.net
Subject: Re: [PATCH net-next-2.6] netlink: fix typo in initialization

From: Jiri Pirko <jpirko@...hat.com>
Date: Thu, 8 Oct 2009 09:23:23 +0200

> Commit 9ef1d4c7c7aca1cd436612b6ca785b726ffb8ed8 introduced a typo in
> initialization. This patch fixes this.
> 
> Signed-off-by: Jiri Pirko <jpirko@...hat.com>

Doesn't this leak some uninitialized bytes to userspace?

Therefore, this fix probably belongs in net-2.6 and -stable instead
of net-next-2.6, right?

> diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
> index 6a53694..7cf6c0f 100644
> --- a/net/sched/cls_api.c
> +++ b/net/sched/cls_api.c
> @@ -350,7 +350,7 @@ static int tcf_fill_node(struct sk_buff *skb, struct tcf_proto *tp,
>  	tcm = NLMSG_DATA(nlh);
>  	tcm->tcm_family = AF_UNSPEC;
>  	tcm->tcm__pad1 = 0;
> -	tcm->tcm__pad1 = 0;
> +	tcm->tcm__pad2 = 0;
>  	tcm->tcm_ifindex = qdisc_dev(tp->q)->ifindex;
>  	tcm->tcm_parent = tp->classid;
>  	tcm->tcm_info = TC_H_MAKE(tp->prio, tp->protocol);
--
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