From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965075AbbLSUnS (ORCPT ); Sat, 19 Dec 2015 15:43:18 -0500 Received: from userp1040.oracle.com ([156.151.31.81]:24998 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932798AbbLSUnR (ORCPT ); Sat, 19 Dec 2015 15:43:17 -0500 Date: Sat, 19 Dec 2015 23:42:22 +0300 From: Dan Carpenter To: SF Markus Elfring Cc: Krzysztof Kozlowski , Kukjin Kim , Mauro Carvalho Chehab , linux-media@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, LKML , kernel-janitors@vger.kernel.org, Julia Lawall Subject: Re: [PATCH] [media] gsc-m2m: Use an unsigned data type for a variable Message-ID: <20151219204222.GU5284@mwanda> References: <5675765F.9020002@users.sourceforge.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <5675765F.9020002@users.sourceforge.net> User-Agent: Mutt/1.5.21 (2010-09-15) X-Source-IP: aserv0022.oracle.com [141.146.126.234] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Dec 19, 2015 at 04:23:11PM +0100, SF Markus Elfring wrote: > diff --git a/drivers/media/platform/exynos-gsc/gsc-m2m.c b/drivers/media/platform/exynos-gsc/gsc-m2m.c > index d82e717..f2c091c 100644 > --- a/drivers/media/platform/exynos-gsc/gsc-m2m.c > +++ b/drivers/media/platform/exynos-gsc/gsc-m2m.c > @@ -701,7 +701,7 @@ static unsigned int gsc_m2m_poll(struct file *file, > { > struct gsc_ctx *ctx = fh_to_ctx(file->private_data); > struct gsc_dev *gsc = ctx->gsc_dev; > - int ret; > + unsigned int ret; > > if (mutex_lock_interruptible(&gsc->lock)) > return -ERESTARTSYS; I'm suspect returning -ERESTARTSYS is a bug. regards, dan carpenter