From patchwork Wed Apr 13 01:08:04 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ping-Ke Shih X-Patchwork-Id: 561189 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 B262EC433EF for ; Wed, 13 Apr 2022 01:08:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231256AbiDMBLB (ORCPT ); Tue, 12 Apr 2022 21:11:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56302 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231214AbiDMBK7 (ORCPT ); Tue, 12 Apr 2022 21:10:59 -0400 Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 672C525590 for ; Tue, 12 Apr 2022 18:08:38 -0700 (PDT) Authenticated-By: X-SpamFilter-By: ArmorX SpamTrap 5.73 with qID 23D18WK70014638, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (rtexh36505.realtek.com.tw[172.21.6.25]) by rtits2.realtek.com.tw (8.15.2/2.71/5.88) with ESMTPS id 23D18WK70014638 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Wed, 13 Apr 2022 09:08:32 +0800 Received: from RTEXMBS04.realtek.com.tw (172.21.6.97) by RTEXH36505.realtek.com.tw (172.21.6.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Wed, 13 Apr 2022 09:08:32 +0800 Received: from localhost (172.21.69.188) by RTEXMBS04.realtek.com.tw (172.21.6.97) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.21; Wed, 13 Apr 2022 09:08:31 +0800 From: Ping-Ke Shih To: CC: Subject: [PATCH v3 4/4] rtw89: pci: correct return value handling of rtw89_write16_mdio_mask() Date: Wed, 13 Apr 2022 09:08:04 +0800 Message-ID: <20220413010804.8941-5-pkshih@realtek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220413010804.8941-1-pkshih@realtek.com> References: <20220413010804.8941-1-pkshih@realtek.com> MIME-Version: 1.0 X-Originating-IP: [172.21.69.188] X-ClientProxiedBy: RTEXMBS02.realtek.com.tw (172.21.6.95) To RTEXMBS04.realtek.com.tw (172.21.6.97) X-KSE-ServerInfo: RTEXMBS04.realtek.com.tw, 9 X-KSE-AntiSpam-Interceptor-Info: trusted connection X-KSE-Antiphishing-Info: Clean X-KSE-Antiphishing-ScanningType: Deterministic X-KSE-Antiphishing-Method: None X-KSE-Antiphishing-Bases: 04/13/2022 00:46:00 X-KSE-AttachmentFiltering-Interceptor-Info: no applicable attachment filtering rules found X-KSE-Antivirus-Interceptor-Info: scan successful X-KSE-Antivirus-Info: =?big5_tw?b?Q2xlYW4sIGJhc2VzOiAyMDIyLzQvMTIgpFWkyCAxMDo1?= =?big5_tw?b?NzowMA==?= X-KSE-BulkMessagesFiltering-Scan-Result: protection disabled X-KSE-ServerInfo: RTEXH36505.realtek.com.tw, 9 X-KSE-Attachment-Filter-Triggered-Rules: Clean X-KSE-Attachment-Filter-Triggered-Filters: Clean X-KSE-BulkMessagesFiltering-Scan-Result: protection disabled Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Fix wrong checking statement. Fortunately, this wrong code doesn't affect existing chip. Fixes: 740c431c22fe ("rtw89: pci: add register definition to rtw89_pci_info to generalize pci code") Signed-off-by: Ping-Ke Shih --- drivers/net/wireless/realtek/rtw89/pci.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/realtek/rtw89/pci.c b/drivers/net/wireless/realtek/rtw89/pci.c index dcf907b81cffa..ecb419010f0c2 100644 --- a/drivers/net/wireless/realtek/rtw89/pci.c +++ b/drivers/net/wireless/realtek/rtw89/pci.c @@ -1522,7 +1522,7 @@ rtw89_write16_mdio_mask(struct rtw89_dev *rtwdev, u8 addr, u16 mask, u16 data, u u16 val; ret = rtw89_read16_mdio(rtwdev, addr, speed, &val); - if (!ret) + if (ret) return ret; shift = __ffs(mask); @@ -1530,7 +1530,7 @@ rtw89_write16_mdio_mask(struct rtw89_dev *rtwdev, u8 addr, u16 mask, u16 data, u val |= ((data << shift) & mask); ret = rtw89_write16_mdio(rtwdev, addr, val, speed); - if (!ret) + if (ret) return ret; return 0;