From nobody Mon May 11 07:47:20 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 9ED64C4167D for ; Tue, 12 Apr 2022 10:18:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1379368AbiDLKTl (ORCPT ); Tue, 12 Apr 2022 06:19:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35844 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1357486AbiDLJ7R (ORCPT ); Tue, 12 Apr 2022 05:59:17 -0400 Received: from mail-pl1-x634.google.com (mail-pl1-x634.google.com [IPv6:2607:f8b0:4864:20::634]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A90136D4D3 for ; Tue, 12 Apr 2022 02:01:54 -0700 (PDT) Received: by mail-pl1-x634.google.com with SMTP id d15so16217548pll.10 for ; Tue, 12 Apr 2022 02:01:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=NJIUPTIwlW1yqo+bBjjNQ6hCNCU4mnU6YG9EAezP6EA=; b=gTDuuZ9+FGdPsqHBdpPR3b+DkmcyZk8Vjr9z3ud96fdzFLo4BQnD440lWFnCGd1Zg3 cZvysxJ2g/DGs5Xc0jhErEkcpCGDEv1hMuTXr3nJRHW/IqZ5dg+lp2E0mDHQ+mA7l28r sogpemINd9OotgPA7TJ6dt+aJV6aKYaJpwZOACgli7we52A0S7lBYo5hSkRi3oVCwpZ7 nRZ2Ic0QdBdshwR6uBkf/Z6I9krNxFghnIHsCnZUe6omlAGuoqpm+0bgozQk+qG4d1oi H/JWBqCQ7WuWU5kJZfE9s453SwHGHyLYF3FGgPphmmCYqIBCR4vUxBz/rjZ5ny2P/y0t SWqw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=NJIUPTIwlW1yqo+bBjjNQ6hCNCU4mnU6YG9EAezP6EA=; b=7i2Vq3zvPHV2SlEFo5V5tS8ZVXBhVJ37WHvOp6+T9KWXkk8AcQUmp8b7Z29UMDBqaX PVm7hJRU9q+xZfMYbXOdUtyI7CLHNni8mbVl3NA3IYnv5dyl2d98d49scF/DQTYDEauh kg2g9bLcdei4MbKLJuRU1Fup/mjSTCOl1GlL9wiSaJTiJeq7jHFlKHvQqfygkNsBuGbT zx3fyWxDzBMpy4MUPDKZYWPLR9/83Q02hWgs8q+eBPVstouoVCKnYrIv411G/eYwq/mD NzgYpOvoO/P2c71WAAn/D1NEbDTwI2/hl6an3JCxgDVqdQ7tMvgmGoXwCSdy4ymAdUwW 3HDg== X-Gm-Message-State: AOAM532heINrIYJr8mqaFwXUZ0CVg473RZw8tQsimnfmzeDF6DF0Py+5 m/7uM0QCfOQknE0CcBvXjshk1/RepOA= X-Google-Smtp-Source: ABdhPJyCiaAvpOVYpOy4NCFANstY3YgAIY18ez5RlUm3CicYx95FyB64nqoJrt47QujVjaFtEWPb/A== X-Received: by 2002:a17:90a:5983:b0:1c9:ee11:76df with SMTP id l3-20020a17090a598300b001c9ee1176dfmr3824811pji.95.1649754114164; Tue, 12 Apr 2022 02:01:54 -0700 (PDT) Received: from localhost.localdomain ([193.203.214.57]) by smtp.gmail.com with ESMTPSA id j63-20020a636e42000000b003987df110edsm2172423pgc.42.2022.04.12.02.01.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 12 Apr 2022 02:01:53 -0700 (PDT) From: cgel.zte@gmail.com X-Google-Original-From: lv.ruyi@zte.com.cn To: iwona.winiarska@intel.com, joel@jms.id.au, andrew@aj.id.au Cc: jae.hyun.yoo@linux.intel.com, pierre-louis.bossart@linux.intel.com, linux-aspeed@lists.ozlabs.org, openbmc@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Lv Ruyi , Zeal Robot Subject: [PATCH] peci: fix error check return value of platform_get_irq() Date: Tue, 12 Apr 2022 09:01:47 +0000 Message-Id: <20220412090148.2533219-1-lv.ruyi@zte.com.cn> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Lv Ruyi platform_get_irq() return negative value on failure, so null check of priv->irq is incorrect. Fix it by comparing whether it is less than zero. Fixes: a85e4c52086c ("peci: Add peci-aspeed controller driver") Reported-by: Zeal Robot Signed-off-by: Lv Ruyi Reviewed-by: Iwona Winiarska --- drivers/peci/controller/peci-aspeed.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/peci/controller/peci-aspeed.c b/drivers/peci/controlle= r/peci-aspeed.c index 1925ddc13f00..731c5d8f75c6 100644 --- a/drivers/peci/controller/peci-aspeed.c +++ b/drivers/peci/controller/peci-aspeed.c @@ -523,7 +523,7 @@ static int aspeed_peci_probe(struct platform_device *pd= ev) return PTR_ERR(priv->base); =20 priv->irq =3D platform_get_irq(pdev, 0); - if (!priv->irq) + if (priv->irq < 0) return priv->irq; =20 ret =3D devm_request_irq(&pdev->dev, priv->irq, aspeed_peci_irq_handler, --=20 2.25.1