From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Justin P. Mattock" Subject: Re: [PATCH 3/5]acpi:glue.c Fix warning: variable 'ret' set but not used Date: Thu, 01 Jul 2010 17:59:09 -0700 Message-ID: <4C2D39DD.6010305@gmail.com> References: <4C2CF400.20507@gmail.com> <4C2B9F49.8090304@gmail.com> <4C2A6B6C.1000306@gmail.com> <4C29674C.9070503@gmail.com> <4C28E14D.5050701@gmail.com> <1277621246-10960-4-git-send-email-justinmattock@gmail.com> <1277621246-10960-1-git-send-email-justinmattock@gmail.com> <7214.1277729293@redhat.com> <8066.1277750854@redhat.com> <22319.1277826461@redhat.com> <25800.1277889215@redhat.com> <16513.1277976706@redhat.com> <19422.1278029445@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <19422.1278029445@redhat.com> Sender: linux-kernel-owner@vger.kernel.org To: David Howells Cc: linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, lenb@kernel.org List-Id: linux-acpi@vger.kernel.org On 07/01/2010 05:10 PM, David Howells wrote: > Justin P. Mattock wrote: > >> a bit confused with the whole: "?:" though >> *condition ? value if true : value if false* (what if both are true >> what if both are false or does it matter?) > > If you say: > > cond ?: false_value > > then you'll get cond if cond is non-zero and false_value if it isn't. > > I suspect it's a gccism. > > David > I'll have to experiment with this one.. ?: Justin P. Mattock