From nobody Mon Jun 15 18:32:44 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D107DC433EF for ; Mon, 25 Apr 2022 07:34:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235798AbiDYHhN (ORCPT ); Mon, 25 Apr 2022 03:37:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36498 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229785AbiDYHhK (ORCPT ); Mon, 25 Apr 2022 03:37:10 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6F1D1DEBD for ; Mon, 25 Apr 2022 00:34:07 -0700 (PDT) Received: from dggpemm500024.china.huawei.com (unknown [172.30.72.57]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4KmxZL2yNhzfb7r; Mon, 25 Apr 2022 15:33:14 +0800 (CST) Received: from dggpemm500007.china.huawei.com (7.185.36.183) by dggpemm500024.china.huawei.com (7.185.36.203) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Mon, 25 Apr 2022 15:33:55 +0800 Received: from huawei.com (10.175.103.91) by dggpemm500007.china.huawei.com (7.185.36.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Mon, 25 Apr 2022 15:33:54 +0800 From: Yang Yingliang To: , , CC: , Subject: [PATCH -next] ARM: pxa: pxa2xx-ac97-lib: fix return value check of platform_get_irq() Date: Mon, 25 Apr 2022 15:45:59 +0800 Message-ID: <20220425074559.2436002-1-yangyingliang@huawei.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.175.103.91] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To dggpemm500007.china.huawei.com (7.185.36.183) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" platform_get_irq() returns negative error number on failure, fix the return value check in pxa2xx_ac97_hw_probe() and assign the error code to 'ret'. Fixes: 2548e6c76ebf ("ARM: pxa: pxa2xx-ac97-lib: use IRQ resource") Reported-by: Hulk Robot Signed-off-by: Yang Yingliang --- sound/arm/pxa2xx-ac97-lib.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/sound/arm/pxa2xx-ac97-lib.c b/sound/arm/pxa2xx-ac97-lib.c index e55c0421718b..2ca33fd5a575 100644 --- a/sound/arm/pxa2xx-ac97-lib.c +++ b/sound/arm/pxa2xx-ac97-lib.c @@ -402,8 +402,10 @@ int pxa2xx_ac97_hw_probe(struct platform_device *dev) goto err_clk2; =20 irq =3D platform_get_irq(dev, 0); - if (!irq) + if (irq < 0) { + ret =3D irq; goto err_irq; + } =20 ret =3D request_irq(irq, pxa2xx_ac97_irq, 0, "AC97", NULL); if (ret < 0) --=20 2.25.1