From mboxrd@z Thu Jan 1 00:00:00 1970 From: Giedrius =?utf-8?Q?Statkevi=C4=8Dius?= Subject: Re: [PATCH 2/2] asus-laptop: remove unused variable Date: Sun, 10 Apr 2016 11:48:52 +0300 Message-ID: <20160410084852.GA5473@tyrael> References: <1460060401-20742-1-git-send-email-giedrius.statkevicius@gmail.com> <1460060401-20742-2-git-send-email-giedrius.statkevicius@gmail.com> <20160410032121.GD18689@dvhart-mobl5.amr.corp.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from mail-wm0-f66.google.com ([74.125.82.66]:36365 "EHLO mail-wm0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750810AbcDJIs4 (ORCPT ); Sun, 10 Apr 2016 04:48:56 -0400 Content-Disposition: inline In-Reply-To: <20160410032121.GD18689@dvhart-mobl5.amr.corp.intel.com> Sender: platform-driver-x86-owner@vger.kernel.org List-ID: To: Darren Hart Cc: corentin.chary@gmail.com, acpi4asus-user@lists.sourceforge.net, platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org On Sat, Apr 09, 2016 at 08:21:21PM -0700, Darren Hart wrote: > On Thu, Apr 07, 2016 at 11:20:01PM +0300, Giedrius Statkevi=C4=8Dius = wrote: > > `out' was assigned value but it was never used so remove it > >=20 > > Signed-off-by: Giedrius Statkevi=C4=8Dius > > --- > > drivers/platform/x86/asus-laptop.c | 3 --- > > 1 file changed, 3 deletions(-) > >=20 > > diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/= x86/asus-laptop.c > > index d86d42e..39ddcee 100644 > > --- a/drivers/platform/x86/asus-laptop.c > > +++ b/drivers/platform/x86/asus-laptop.c > > @@ -946,11 +946,8 @@ static ssize_t sysfs_acpi_set(struct asus_lapt= op *asus, > > const char *method) > > { > > int rv, value; > > - int out =3D 0; > > =20 > > rv =3D parse_arg(buf, count, &value); > > - if (rv > 0) > > - out =3D value ? 1 : 0; > > =20 > > if (write_acpi_int(asus->handle, method, value)) >=20 > out is indeed unused, however the rv > 0 condition is relevant as <=3D= 0 will pass > value uninitialized to write_acpi_int. That's indeed a problem. Somehow I missed that :( Should I make a v2 to= include another patch that checks for rv < 0 or send it as an independent one?