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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A8FDBCCA47C for ; Tue, 5 Jul 2022 11:59:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232493AbiGEL7j (ORCPT ); Tue, 5 Jul 2022 07:59:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41674 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232322AbiGEL7d (ORCPT ); Tue, 5 Jul 2022 07:59:33 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F0C002678; Tue, 5 Jul 2022 04:59:32 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 9BEDCB817D2; Tue, 5 Jul 2022 11:59:31 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C5E44C341C7; Tue, 5 Jul 2022 11:59:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1657022370; bh=lNTWFd29FeHei074LkrRifrXHa5SjoBLx0HBvMGgLLs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=HfW4fKzgUMsnt6mQVLCqyeKjWdemWGXOHB9RHMwxAFDDzoivVdny0+nzddxS5kUEQ 1J6kBZft9vplFbPfGRK/XIGLG5xxepBRHdvPqBI9/ZWryL6Y+AXHIAFK2fDoXHicPt YX5x1OcP1QGwSJ/Bcxhm0ixRAkj+diHp/hfWoSRE= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Lv Ruyi , Krzysztof Kozlowski , Jakub Kicinski Subject: [PATCH 4.9 12/29] nfc: nfcmrvl: Fix irq_of_parse_and_map() return value Date: Tue, 5 Jul 2022 13:57:53 +0200 Message-Id: <20220705115606.110327439@linuxfoundation.org> X-Mailer: git-send-email 2.37.0 In-Reply-To: <20220705115605.742248854@linuxfoundation.org> References: <20220705115605.742248854@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Krzysztof Kozlowski commit 5a478a653b4cca148d5c89832f007ec0809d7e6d upstream. The irq_of_parse_and_map() returns 0 on failure, not a negative ERRNO. Reported-by: Lv Ruyi Fixes: caf6e49bf6d0 ("NFC: nfcmrvl: add spi driver") Signed-off-by: Krzysztof Kozlowski Link: https://lore.kernel.org/r/20220627124048.296253-1-krzysztof.kozlowski@linaro.org Signed-off-by: Jakub Kicinski Signed-off-by: Greg Kroah-Hartman --- drivers/nfc/nfcmrvl/i2c.c | 6 +++--- drivers/nfc/nfcmrvl/spi.c | 6 +++--- 2 files changed, 6 insertions(+), 6 deletions(-) --- a/drivers/nfc/nfcmrvl/i2c.c +++ b/drivers/nfc/nfcmrvl/i2c.c @@ -186,9 +186,9 @@ static int nfcmrvl_i2c_parse_dt(struct d pdata->irq_polarity = IRQF_TRIGGER_RISING; ret = irq_of_parse_and_map(node, 0); - if (ret < 0) { - pr_err("Unable to get irq, error: %d\n", ret); - return ret; + if (!ret) { + pr_err("Unable to get irq\n"); + return -EINVAL; } pdata->irq = ret; --- a/drivers/nfc/nfcmrvl/spi.c +++ b/drivers/nfc/nfcmrvl/spi.c @@ -130,9 +130,9 @@ static int nfcmrvl_spi_parse_dt(struct d } ret = irq_of_parse_and_map(node, 0); - if (ret < 0) { - pr_err("Unable to get irq, error: %d\n", ret); - return ret; + if (!ret) { + pr_err("Unable to get irq\n"); + return -EINVAL; } pdata->irq = ret;