From patchwork Mon Aug 17 15:15:39 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 266153 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=-12.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, 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 5EB9BC433E1 for ; Mon, 17 Aug 2020 18:47:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 47255204EC for ; Mon, 17 Aug 2020 18:47:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597690067; bh=dHoB6WN7dMe7me8nFYFb2Na5SEj5aIZg5J6VQssDatI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=0rgcr8t2FWvVEsV5vrCgGBNi2mMbvem394NtZJ5RyI1r6aqmp7lepCwafUfw3IRGL LTWpRttfdOOLRFvKTM8KasaX11b/e9jhsEdXS7WDVWV2Nnm+JA+4f4Pd1btKyncXo2 KWlAqNWwKePkWjHuWaYgdJC2EbJKjFAHSPWS3XCU= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388030AbgHQSrq (ORCPT ); Mon, 17 Aug 2020 14:47:46 -0400 Received: from mail.kernel.org ([198.145.29.99]:43294 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388028AbgHQPzj (ORCPT ); Mon, 17 Aug 2020 11:55:39 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 2390F207DA; Mon, 17 Aug 2020 15:55:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597679736; bh=dHoB6WN7dMe7me8nFYFb2Na5SEj5aIZg5J6VQssDatI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Moe8LbpojW1yjvaPjDYkTC1f803SkghqIXrBLBQJ4GQ6GV3lzIFiFvtiX/HZ7Ux6z EJKlX6Ghe0FuyJbsNKR8ocKNYcHwW0Twyu+HIMTsat2k7V782ee3jy0rg+tHfGgpKk ZCRPU0zltybHWLBzYbEwY3FZTIz1u+o+Q3Ly/eKo= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Hulk Robot , Wang Hai , Sergey Matyukevich , Kalle Valo , Sasha Levin Subject: [PATCH 5.7 289/393] qtnfmac: Missing platform_device_unregister() on error in qtnf_core_mac_alloc() Date: Mon, 17 Aug 2020 17:15:39 +0200 Message-Id: <20200817143833.641551886@linuxfoundation.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200817143819.579311991@linuxfoundation.org> References: <20200817143819.579311991@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Wang Hai [ Upstream commit 141bc9abbbffa89d020957caa9ac4a61d0ef1e26 ] Add the missing platform_device_unregister() before return from qtnf_core_mac_alloc() in the error handling case. Fixes: 616f5701f4ab ("qtnfmac: assign each wiphy to its own virtual platform device") Reported-by: Hulk Robot Signed-off-by: Wang Hai Reviewed-by: Sergey Matyukevich Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20200730064910.37589-1-wanghai38@huawei.com Signed-off-by: Sasha Levin --- drivers/net/wireless/quantenna/qtnfmac/core.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/quantenna/qtnfmac/core.c b/drivers/net/wireless/quantenna/qtnfmac/core.c index eea777f8acea5..6aafff9d4231b 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/core.c +++ b/drivers/net/wireless/quantenna/qtnfmac/core.c @@ -446,8 +446,11 @@ static struct qtnf_wmac *qtnf_core_mac_alloc(struct qtnf_bus *bus, } wiphy = qtnf_wiphy_allocate(bus, pdev); - if (!wiphy) + if (!wiphy) { + if (pdev) + platform_device_unregister(pdev); return ERR_PTR(-ENOMEM); + } mac = wiphy_priv(wiphy);