linux-kernel - Re: [PATCH] WIFI: handle a neglected case in nl80211_new

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Message-ID: <1385610818.7437.1.camel@bichao>
Date:	Thu, 28 Nov 2013 11:53:38 +0800
From:	Chao Bi <chao.bi@...el.com>
To:	Ujjal Roy <royujjal@...il.com>
Cc:	Johannes Berg <johannes@...solutions.net>,
	"John W. Linville" <linville@...driver.com>,
	"David S. Miller" <davem@...emloft.net>,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	linux-wireless@...r.kernel.org
Subject: Re: [PATCH] WIFI: handle a neglected case in
 nl80211_new_interface()

On Wed, 2013-11-27 at 20:43 +0530, Ujjal Roy wrote:
> Hi,
> 
> 
> We can use IS_ERR_OR_NULL(wdev) to check NULL as well as error value.
> 
> Thanks,
> UjjaL
> 
> On Wed, Nov 27, 2013 at 8:30 AM, Chao Bi <chao.bi@...el.com> wrote:
>         In nl80211_new_interface(), it calls rdev_add_virtual_intf() to create
>         a new interface, however, it only checks whether returned value is err
>         code, but doesn't check if returned value is NULL. The returned 

Thanks Ujjal. I'll update it.


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