Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751818AbdF3EmU (ORCPT ); Fri, 30 Jun 2017 00:42:20 -0400 Received: from gateway34.websitewelcome.com ([192.185.148.204]:23308 "EHLO gateway34.websitewelcome.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751333AbdF3EmT (ORCPT ); Fri, 30 Jun 2017 00:42:19 -0400 Date: Thu, 29 Jun 2017 23:42:14 -0500 From: "Gustavo A. R. Silva" To: Daniel Lezcano , Thomas Gleixner Cc: linux-kernel@vger.kernel.org, "Gustavo A. R. Silva" Subject: [PATCH] clocksource: em_sti: fix error return codes in em_sti_probe() Message-ID: <20170630044214.GA14004@embeddedgus> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.23 (2014-03-12) X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - gator4166.hostgator.com X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - embeddedor.com X-BWhitelist: no X-Source-IP: 189.152.189.231 X-Exim-ID: 1dQnl1-000iNZ-Vp X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: (embeddedgus) [189.152.189.231]:45908 X-Source-Auth: garsilva@embeddedor.com X-Email-Count: 3 X-Source-Cap: Z3V6aWRpbmU7Z3V6aWRpbmU7Z2F0b3I0MTY2Lmhvc3RnYXRvci5jb20= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1200 Lines: 39 Propagate the return values of platform_get_irq and devm_request_irq on failure. Signed-off-by: Gustavo A. R. Silva --- drivers/clocksource/em_sti.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/clocksource/em_sti.c b/drivers/clocksource/em_sti.c index bc48cbf..c4818dd 100644 --- a/drivers/clocksource/em_sti.c +++ b/drivers/clocksource/em_sti.c @@ -305,7 +305,7 @@ static int em_sti_probe(struct platform_device *pdev) irq = platform_get_irq(pdev, 0); if (irq < 0) { dev_err(&pdev->dev, "failed to get irq\n"); - return -EINVAL; + return irq; } /* map memory, let base point to the STI instance */ @@ -314,11 +314,12 @@ static int em_sti_probe(struct platform_device *pdev) if (IS_ERR(p->base)) return PTR_ERR(p->base); - if (devm_request_irq(&pdev->dev, irq, em_sti_interrupt, + irq = devm_request_irq(&pdev->dev, irq, em_sti_interrupt, IRQF_TIMER | IRQF_IRQPOLL | IRQF_NOBALANCING, - dev_name(&pdev->dev), p)) { + dev_name(&pdev->dev), p); + if (irq) { dev_err(&pdev->dev, "failed to request low IRQ\n"); - return -ENOENT; + return irq; } /* get hold of clock */ -- 2.5.0