From: Ben Greear <greearb@candelatech.com>
To: Michal Kazior <michal.kazior@tieto.com>, ath10k@lists.infradead.org
Cc: linux-wireless@vger.kernel.org
Subject: Re: [PATCH] ath10k: double check bmi xfer pointers
Date: Thu, 10 Apr 2014 06:42:43 -0700 [thread overview]
Message-ID: <53469FD3.8040001@candelatech.com> (raw)
In-Reply-To: <1397124355-6321-1-git-send-email-michal.kazior@tieto.com>
On 04/10/2014 03:05 AM, Michal Kazior wrote:
> If for some reason copy engine ring buffer became
> corrupt ath10k could crash the machine due to
> invalid pointer dereference. It's very unlikely
> but devices can never be fully trusted so verify
> if the bmi xfer pointer read back from copy engine
> matches the original pointer. The bug looked as
> follows:
Thanks for fixing this. I'll add this patch to my
tree and run more tests today.
Thanks,
Ben
--
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc http://www.candelatech.com
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next prev parent reply other threads:[~2014-04-10 13:43 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-10 4:14 Crash during driver startup Ben Greear
2014-04-10 10:05 ` [PATCH] ath10k: double check bmi xfer pointers Michal Kazior
2014-04-10 13:42 ` Ben Greear [this message]
2014-04-11 5:40 ` Kalle Valo
2014-04-11 5:47 ` Michal Kazior
2014-04-11 7:58 ` Michal Kazior
2014-04-11 15:09 ` load module ath10k: ieee80211 phy0: Failed to initialize wep: -2 Vu Hai NGUYEN
2014-04-14 6:39 ` Michal Kazior
2014-04-14 8:10 ` Kalle Valo
2014-04-14 15:49 ` RE : " Vu Hai NGUYEN
2014-04-15 8:20 ` Report Firmware firmware-2.bin_10.1.467.2-1 Error Vu Hai NGUYEN
2014-04-15 11:02 ` Kalle Valo
2014-04-16 11:51 ` RE : " Vu Hai NGUYEN
2014-04-16 11:51 ` Vu Hai NGUYEN
2014-04-24 6:35 ` Kalle Valo
2014-04-24 9:03 ` RE : " Vu Hai NGUYEN
2014-04-24 9:41 ` Michal Kazior
2014-04-24 10:18 ` Yeoh Chun-Yeow
2014-04-30 12:39 ` RE : " Vu Hai NGUYEN
2014-05-07 7:36 ` ath10k does not support selection antenna yet? Vu Hai NGUYEN
2014-05-07 7:48 ` Michal Kazior
2014-05-07 8:16 ` Yeoh Chun-Yeow
2014-05-07 8:16 ` RE : " Vu Hai NGUYEN
2014-05-07 9:26 ` Janusz Dziedzic
2014-05-07 14:11 ` Ben Greear
2014-05-07 14:21 ` Adrian Chadd
2014-05-07 14:33 ` Ben Greear
2014-05-07 14:50 ` Adrian Chadd
2014-05-07 15:09 ` Ben Greear
2014-04-14 8:05 ` [PATCH] ath10k: double check bmi xfer pointers Kalle Valo
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