From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6A893C10F11 for ; Wed, 24 Apr 2019 14:49:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 37ECC21903 for ; Wed, 24 Apr 2019 14:49:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=st.com header.i=@st.com header.b="m9G9AzhK" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732431AbfDXOtr (ORCPT ); Wed, 24 Apr 2019 10:49:47 -0400 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:54298 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1731241AbfDXOtl (ORCPT ); Wed, 24 Apr 2019 10:49:41 -0400 Received: from pps.filterd (m0046661.ppops.net [127.0.0.1]) by mx08-00178001.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x3OEfCTa007540; Wed, 24 Apr 2019 16:49:19 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=st.com; h=from : to : cc : subject : date : message-id : mime-version : content-type; s=STMicroelectronics; bh=6s1Tk9L2Xa2/OmOpTV1QTi7TgrOpLaf1ckgpFapd4kA=; b=m9G9AzhKVM2KfBQ9watK+EIq92OgLJJ7SDKuFg0xMHQh0bTqWrNSpgwvFJDX+PgpQaAx uQDPPVngvcLNNrj26jo7zB9a6oZhRwyIYwCasOhMMDuHaudt7Nl3sFnr/ZtU/AfQOLa/ Ck+ic7OyBKANdPu6iGvTwTqfLUWQ5p7/dEFkjZiz8Gl/iutpVNsx+WbU5WBZozxsrbFM k9zATtumRX/YbXLO7y5cSnqM7+gY39HqFp3Ko3IaHXNXZQi8EkQe7zsJeCONlnpSVBff IyIv5WEozyja0thDz/WsWlPXlcbHXQTykGG2wM1ImnbENntLsffuKLFP3P/q93Y7h/qn zQ== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx08-00178001.pphosted.com with ESMTP id 2rytad77q8-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Wed, 24 Apr 2019 16:49:19 +0200 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 6535434; Wed, 24 Apr 2019 14:49:18 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas22.st.com [10.75.90.92]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 37FAD286C; Wed, 24 Apr 2019 14:49:18 +0000 (GMT) Received: from SAFEX1HUBCAS23.st.com (10.75.90.47) by Safex1hubcas22.st.com (10.75.90.92) with Microsoft SMTP Server (TLS) id 14.3.361.1; Wed, 24 Apr 2019 16:49:18 +0200 Received: from localhost (10.201.23.25) by webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.439.0; Wed, 24 Apr 2019 16:49:17 +0200 From: Fabien Dessenne To: Boris Brezillon , Miquel Raynal , Richard Weinberger , "David Woodhouse" , Brian Norris , Marek Vasut , Maxime Coquelin , Alexandre Torgue , Christophe Kerello , , , , CC: Fabien Dessenne Subject: [PATCH] mtd: rawnand: stm32_fmc2: manage the get_irq error case Date: Wed, 24 Apr 2019 16:49:06 +0200 Message-ID: <1556117346-5608-1-git-send-email-fabien.dessenne@st.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.201.23.25] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-04-24_09:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org During probe, check the "get_irq" error value. Signed-off-by: Fabien Dessenne --- drivers/mtd/nand/raw/stm32_fmc2_nand.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/mtd/nand/raw/stm32_fmc2_nand.c b/drivers/mtd/nand/raw/stm32_fmc2_nand.c index 999ca6a..4aabea2 100644 --- a/drivers/mtd/nand/raw/stm32_fmc2_nand.c +++ b/drivers/mtd/nand/raw/stm32_fmc2_nand.c @@ -1909,6 +1909,12 @@ static int stm32_fmc2_probe(struct platform_device *pdev) } irq = platform_get_irq(pdev, 0); + if (irq < 0) { + if (irq != -EPROBE_DEFER) + dev_err(dev, "IRQ error missing or invalid\n"); + return irq; + } + ret = devm_request_irq(dev, irq, stm32_fmc2_irq, 0, dev_name(dev), fmc2); if (ret) { -- 2.7.4