From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934304AbdKAV2i (ORCPT ); Wed, 1 Nov 2017 17:28:38 -0400 Received: from wtarreau.pck.nerim.net ([62.212.114.60]:35403 "EHLO 1wt.eu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934282AbdKAV2g (ORCPT ); Wed, 1 Nov 2017 17:28:36 -0400 From: Willy Tarreau To: linux-kernel@vger.kernel.org, stable@vger.kernel.org, linux@roeck-us.net Cc: Dan Carpenter , Greg Kroah-Hartman , Andrew Morton , Linus Torvalds , Willy Tarreau Subject: [PATCH 3.10 101/139] drivers/misc/c2port/c2port-duramar2150.c: checking for NULL instead of IS_ERR() Date: Wed, 1 Nov 2017 22:26:26 +0100 Message-Id: <1509571624-5001-2-git-send-email-w@1wt.eu> X-Mailer: git-send-email 2.8.0.rc2.1.gbe9624a In-Reply-To: <1509571624-5001-1-git-send-email-w@1wt.eu> References: <1509571159-4405-1-git-send-email-w@1wt.eu> <1509571624-5001-1-git-send-email-w@1wt.eu> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dan Carpenter commit 8128a31eaadbcdfa37774bbd28f3f00bac69996a upstream. c2port_device_register() never returns NULL, it uses error pointers. Link: http://lkml.kernel.org/r/20170412083321.GC3250@mwanda Fixes: 65131cd52b9e ("c2port: add c2port support for Eurotech Duramar 2150") Signed-off-by: Dan Carpenter Acked-by: Rodolfo Giometti Cc: Greg Kroah-Hartman Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds Signed-off-by: Willy Tarreau --- drivers/misc/c2port/c2port-duramar2150.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/misc/c2port/c2port-duramar2150.c b/drivers/misc/c2port/c2port-duramar2150.c index 5484301..3dc61ea 100644 --- a/drivers/misc/c2port/c2port-duramar2150.c +++ b/drivers/misc/c2port/c2port-duramar2150.c @@ -129,8 +129,8 @@ static int __init duramar2150_c2port_init(void) duramar2150_c2port_dev = c2port_device_register("uc", &duramar2150_c2port_ops, NULL); - if (!duramar2150_c2port_dev) { - ret = -ENODEV; + if (IS_ERR(duramar2150_c2port_dev)) { + ret = PTR_ERR(duramar2150_c2port_dev); goto free_region; } -- 2.8.0.rc2.1.gbe9624a