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From: Johannes Berg <johannes@sipsolutions.net>
To: Larry Finger <Larry.Finger@lwfinger.net>,
	Dmitry Osipenko <digetx@gmail.com>,
	Chaoming Li <chaoming_li@realsil.com.cn>
Cc: linux-wireless@vger.kernel.org,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: rtlwifi: rtl8192c_common: "BUG: KASAN: slab-out-of-bounds"
Date: Mon, 06 Feb 2017 11:29:39 +0100	[thread overview]
Message-ID: <1486376979.14226.9.camel@sipsolutions.net> (raw)
In-Reply-To: <edbcbe3f-9b5d-cead-5885-27bc55ef550b@lwfinger.net> (sfid-20170204_194158_652576_51C325FF)

On Sat, 2017-02-04 at 12:41 -0600, Larry Finger wrote:
> On 02/04/2017 10:58 AM, Dmitry Osipenko wrote:
> > Seems the problem is caused by rtl92c_dm_*() casting .priv to
> > "struct
> > rtl_pci_priv", while it is "struct rtl_usb_priv".
> 
> Those routines are shared by rtl8192ce and rtl8192cu, thus we need to
> make that 
> difference in cast to be immaterial. I think we need to move "struct 
> bt_coexist_info" to the beginning of both rtlpci_priv and
> rtl_usb_priv. Then it 
> should not matter.

I think you really should consider putting a struct rtl_common into
that or something, and getting rid of all the casting that causes this
problem to start with?

johannes

  parent reply	other threads:[~2017-02-06 10:29 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-04 15:29 rtlwifi: rtl8192c_common: "BUG: KASAN: slab-out-of-bounds" Dmitry Osipenko
2017-02-04 16:58 ` Dmitry Osipenko
2017-02-04 18:41   ` Larry Finger
2017-02-04 19:32     ` Dmitry Osipenko
2017-02-05  1:05       ` Larry Finger
2017-02-05 11:34         ` Dmitry Osipenko
2017-02-05 17:30           ` Larry Finger
2017-02-05 18:15             ` Dmitry Osipenko
2017-02-07 17:22             ` Tobias Guggenmos
2017-02-07 17:42               ` Dmitry Osipenko
2017-02-06 10:29     ` Johannes Berg [this message]
2017-02-06 15:45       ` Larry Finger
2017-02-07 16:45         ` Tobias Guggenmos
2017-02-07 17:14           ` Dmitry Osipenko
2017-02-08  0:45           ` Larry Finger

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