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 33EE6C46467 for ; Mon, 16 Jan 2023 17:01:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234126AbjAPRBY (ORCPT ); Mon, 16 Jan 2023 12:01:24 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50880 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234141AbjAPRAl (ORCPT ); Mon, 16 Jan 2023 12:00:41 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 59EB05A344 for ; Mon, 16 Jan 2023 08:43:22 -0800 (PST) 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 13A0FB80E95 for ; Mon, 16 Jan 2023 16:43:21 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6EBC9C433EF; Mon, 16 Jan 2023 16:43:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1673887399; bh=fSyqaEw1VwrPQm3avfoAyGEuqEX7gP0fshT6Y4EaZ4I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZFChXrHa6Yr4rYsiqep0WGoH6MWE5FQ7R650pHB5L4d57PEnsgo3USI2xQniJZf1O yfc01XhJBcwAWwtD8uiXj4Ilk+p2TgXVayk+JXgGjJSBVfLZ3JOSjoK2gdMttjHZYz Dv9C58eOYgTg5aAO7X0nNvhwj7DZnZx6YT+IMJh0= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Xiu Jianfeng , Jeff Johnson , Kalle Valo , Sasha Levin Subject: [PATCH 4.19 105/521] wifi: ath10k: Fix return value in ath10k_pci_init() Date: Mon, 16 Jan 2023 16:46:07 +0100 Message-Id: <20230116154851.956258932@linuxfoundation.org> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230116154847.246743274@linuxfoundation.org> References: <20230116154847.246743274@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Xiu Jianfeng [ Upstream commit 2af7749047d8d6ad43feff69f555a13a6a6c2831 ] This driver is attempting to register to support two different buses. if either of these is successful then ath10k_pci_init() should return 0 so that hardware attached to the successful bus can be probed and supported. only if both of these are unsuccessful should ath10k_pci_init() return an errno. Fixes: 0b523ced9a3c ("ath10k: add basic skeleton to support ahb") Signed-off-by: Xiu Jianfeng Reviewed-by: Jeff Johnson Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20221110061926.18163-1-xiujianfeng@huawei.com Signed-off-by: Sasha Levin --- drivers/net/wireless/ath/ath10k/pci.c | 20 ++++++++++++-------- 1 file changed, 12 insertions(+), 8 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c index caece8339a50..92757495c73b 100644 --- a/drivers/net/wireless/ath/ath10k/pci.c +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -3739,18 +3739,22 @@ static struct pci_driver ath10k_pci_driver = { static int __init ath10k_pci_init(void) { - int ret; + int ret1, ret2; - ret = pci_register_driver(&ath10k_pci_driver); - if (ret) + ret1 = pci_register_driver(&ath10k_pci_driver); + if (ret1) printk(KERN_ERR "failed to register ath10k pci driver: %d\n", - ret); + ret1); - ret = ath10k_ahb_init(); - if (ret) - printk(KERN_ERR "ahb init failed: %d\n", ret); + ret2 = ath10k_ahb_init(); + if (ret2) + printk(KERN_ERR "ahb init failed: %d\n", ret2); - return ret; + if (ret1 && ret2) + return ret1; + + /* registered to at least one bus */ + return 0; } module_init(ath10k_pci_init); -- 2.35.1