lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <20150603110241.GK1715@piout.net>
Date:	Wed, 3 Jun 2015 13:02:41 +0200
From:	Alexandre Belloni <alexandre.belloni@...e-electrons.com>
To:	Octavian Purdila <octavian.purdila@...el.com>
Cc:	Linus Walleij <linus.walleij@...aro.org>,
	Mika Westerberg <mika.westerberg@...ux.intel.com>,
	Jonathan Cameron <jic23@...nel.org>,
	Hartmut Knaack <knaack.h@....de>,
	Lars-Peter Clausen <lars@...afoo.de>,
	Peter Meerwald <pmeerw@...erw.net>,
	Alessandro Zummo <a.zummo@...ertech.it>,
	Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>,
	linux-iio@...r.kernel.org, rtc-linux@...glegroups.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/2] change "client->irq >= 0" to "client->irq > 0"

On 03/06/2015 at 00:34:11 +0300, Octavian Purdila wrote :
> This fixes an issue introduces by commit dab472eb931b ("i2c / ACPI:
> Use 0 to indicate that device does not have interrupt assigned") where
> drivers will try to request IRQ 0 when no GpioInt is defined in ACPI.
> 
> The same issue occurs when the device is instantiated via device tree
> with no IRQ, or from the i2c sysfs interface, even before the patch
> above.
> 
> Linus, since the commit above was already merged in the GPIO tree,
> should these fixes be merged also via the GPIO tree (with ACKs from
> the others subsystem maintainers)?
> 

Side question, has it been considered that IRQ 0 is valid on some
platform and that means i2c devices will not be able to be wired to that
IRQ anymore? Though, I don't think there are any existing design that
does so.


-- 
Alexandre Belloni, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ