From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932911Ab2IRMJU (ORCPT ); Tue, 18 Sep 2012 08:09:20 -0400 Received: from mail-wi0-f170.google.com ([209.85.212.170]:63124 "EHLO mail-wi0-f170.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932644Ab2IRMIP (ORCPT ); Tue, 18 Sep 2012 08:08:15 -0400 From: Peter Senna Tschudin To: FlorianSchandinat@gmx.de Cc: linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org, Peter Senna Tschudin Subject: [PATCH 07/10] drivers/video/bw2.c: fix error return code Date: Tue, 18 Sep 2012 14:07:57 +0200 Message-Id: <1347970080-25175-7-git-send-email-peter.senna@gmail.com> X-Mailer: git-send-email 1.7.11.4 In-Reply-To: <1347970080-25175-1-git-send-email-peter.senna@gmail.com> References: <1347970080-25175-1-git-send-email-peter.senna@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Peter Senna Tschudin Convert a nonnegative error return code to a negative one, as returned elsewhere in the function. A simplified version of the semantic match that finds this problem is as follows: (http://coccinelle.lip6.fr/) // ( if@p1 (\(ret < 0\|ret != 0\)) { ... return ret; } | ret@p1 = 0 ) ... when != ret = e1 when != &ret *if(...) { ... when != ret = e2 when forall return ret; } // Signed-off-by: Peter Senna Tschudin --- drivers/video/bw2.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/video/bw2.c b/drivers/video/bw2.c index 7ba74cd..6bea9a9 100644 --- a/drivers/video/bw2.c +++ b/drivers/video/bw2.c @@ -319,8 +319,10 @@ static int __devinit bw2_probe(struct platform_device *op) info->screen_base = of_ioremap(&op->resource[0], 0, info->fix.smem_len, "bw2 ram"); - if (!info->screen_base) + if (!info->screen_base) { + err = -ENOMEM; goto out_unmap_regs; + } bw2_blank(FB_BLANK_UNBLANK, info); -- 1.7.11.4