linux-kernel - Re: [PATCH 8/8] gpio/mpc8xxx: Use of_mm_gpiochip

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]

Date:	Tue, 20 Jan 2015 11:40:07 +0100
From:	Peter Korsgaard <peter@...sgaard.com>
To:	Ricardo Ribalda Delgado <ricardo.ribalda@...il.com>
Cc:	"linux-gpio\@vger.kernel.org" <linux-gpio@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Linus Walleij <linus.walleij@...aro.org>,
	Alexandre Courbot <gnurou@...il.com>,
	Peter Korsgaard <jacmet@...site.dk>
Subject: Re: [PATCH 8/8] gpio/mpc8xxx: Use of_mm_gpiochip_remove

>>>>> "Ricardo" == Ricardo Ribalda Delgado <ricardo.ribalda@...il.com> writes:

 > Hello Peter
 >> 
 >> > -    hwirq = irq_of_parse_and_map(np, 0);
 >> > -    if (hwirq == NO_IRQ)
 >> > +    mpc8xxx_gc->irqn = irq_of_parse_and_map(np, 0);
 >> > +    if (mpc8xxx_gc->irqn == NO_IRQ)
 >> >              return 0;
 >> 
 >> 
 >> With this return 0 converted to do of_mm_gpiochip_remove():

 > Are you sure? The driver can still work as a normal gpio without the
 > irq domain part and the remove function consider this option. The
 > original code did also continue....

Ahh yes, you are right. Sorry, it's been a while since I wrote that code
(2008).

 > If you still want to abort if no irq I can of course make the change.

No, it is fine.

-- 
Bye, Peter Korsgaard
--
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/