From: Crestez Dan Leonard <cdleonard@gmail.com>
To: Jonathan Cameron <jic23@kernel.org>,
One Thousand Gnomes <gnomes@lxorguk.ukuu.org.uk>,
Michael Welling <mwelling@ieee.org>,
mranostay@gmail.com
Cc: linux-kernel@vger.kernel.org, daniel.baluta@intel.com,
linux-iio@vger.kernel.org
Subject: Re: Regression in inv_mpu6050: 4.6.0-rc5
Date: Tue, 3 May 2016 21:54:05 +0300 [thread overview]
Message-ID: <5728F3CD.3000801@gmail.com> (raw)
In-Reply-To: <e65623b5-44bc-b329-b718-c00aaa0b4805@kernel.org>
On 05/01/2016 10:58 PM, Jonathan Cameron wrote:
> On 27/04/16 16:56, One Thousand Gnomes wrote:
>> On Tue, 26 Apr 2016 18:07:55 -0500
>> Michael Welling <mwelling@ieee.org> wrote:
>>
>>> On Tue, Apr 26, 2016 at 11:26:51PM +0100, One Thousand Gnomes wrote:
>>>>
>>>> This now causes us to crash and burn on the ASUS T100TA Baytrail/T
>>>> platforms
>>>>
>>>
>>> I believe this regression has already been patched.
>>>
>>> Check the latest commits in linux-next.
>>>
>>> https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git/log/drivers/iio/imu/inv_mpu6050/inv_mpu_i2c.c
>>>
>>> See if the latest patches fix your issue.
>>
>> It does - as this is a regression can we please get those fixes into the
>> next -rc ?
>>
> I'm afraid I'm lost in this one - which patch caused the regression and
> which one fixed it? The only patches I can immediately see in next
> both introduce and then squish a similar bug, but neither of them
> has hit Linus' tree yet.
>
> Or are we dealing with what was fixed in:
> c816d9e7 iio: imu: mpu6050: fix possible NULL dereferences
> I had understood that one as more hypothetical than real...
>
> Unfortunately I'm travelling and I suspect that means this will only get
> in just after the release (so for 4.6.1) once I've confirmed which fixes
> we actually need to backport.
>
Commit
c816d9e7: iio: imu: mpu6050: fix possible NULL dereferences
Fixes:
33da559f: iio: imu: mpu6050: add mpu6500 register settings
As far as I can tell this crash will always happen when the device is
probed via ACPI.
--
Regards,
Leonard
next prev parent reply other threads:[~2016-05-03 18:54 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20160426232651.099a18d7@lxorguk.ukuu.org.uk>
2016-04-26 23:07 ` Regression in inv_mpu6050: 4.6.0-rc5 Michael Welling
2016-04-27 15:56 ` One Thousand Gnomes
2016-05-01 19:58 ` Jonathan Cameron
2016-05-03 18:54 ` Crestez Dan Leonard [this message]
2016-05-04 7:49 ` Jonathan Cameron
2016-05-04 17:24 ` Greg KH
2016-05-04 18:15 ` Jonathan Cameron
2016-05-05 19:45 ` Jonathan Cameron
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