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=-18.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, 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 467E0C433FE for ; Fri, 4 Dec 2020 12:35:04 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D3B9A22A99 for ; Fri, 4 Dec 2020 12:35:03 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D3B9A22A99 Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=microchip.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-ID:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=wu9p9F5OKTEMCayMM3vvWU5ItKEbqAt935EMEObkOOU=; b=28dgU/1mZ0v3vqzH5vI8LTgsz cSPsTL9Gzt2A9PN4mnQiYXETuwoCiG/PqDXISBbPE0ibfZfACrygiaxF3YSApD/vas4ySZnIueikc tZzzR/Dpj2NNMAGVJDVSH058TZjuyV5578R+ZC+EAQTfKkW3LJdETjqttu44thrIGGQVFEkBTy9Q7 r2WZWPDWLYxZig7KOQPsqkGlINVkVVtWF3i5RDKEw5BoOIeh3ouOKVXPxZ9mW8Fld8KTSMLv05Szz /4dbfaXGOpY71nQdObL43sa/bdoxO6UpgIvwTi/pWlF7XJ3qbSiAWloCpFGn37wsNvL5Aci2dUjBD UukU4N7mQ==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1klAIb-0000Ot-DZ; Fri, 04 Dec 2020 12:34:57 +0000 Received: from esa6.microchip.iphmx.com ([216.71.154.253]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1klAIY-0000O6-Ad for linux-riscv@lists.infradead.org; Fri, 04 Dec 2020 12:34:55 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1607085294; x=1638621294; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=ZYRrAJmxsOLG1C4vggyXLYq/gsMVkhtO66yVO0ElffY=; b=XZvW75Ly584nKD2iQqishkrvWyJNw0P4l1S2/yYCHCBuDMHaNUePzBV+ sUH4qa4S0s4oG96zfxoHSH1sa9aK96IEzhd4yN7VeKj6fvS+xcZMEYFHS BvmdULqOuiEN9g3WVbvRdWandIi+Vd/Au70APDkjn5hiRRpKAGbj+NYtk 6Fxdc4hqnhZh8WxjxtDjuHdmjFNCc31HMMCxOQ7ZjKz2hWD7GUBZuj9oY 4tNhPzFaklNiBc+SxOGvzqKWQ89ITnE1g3T0XBKJsTFkdtEKUPwl1aqfx BaNTp8h+0eQJR46qq7wZ4Dn1KJQ2NXz2ltycXuu6Uwq9JByCxDDOH4BGL A==; IronPort-SDR: 4AgOSzrzKBHkNPgP4TDvpq/4MMDbEvMfa3ctVdWJtakul0osZdMjb+zVwKWIiNNrFbzI9gkAJO umP64wCuPfZhOB2sNZepGIbCzxP58WCy7dbGMgkm/JngK3qXPhHfyrO55PDJ4dkIBCzN81YoW7 46nx8e5US0pZVDZPISgMh6coklxQGZeV0eJqPHEggAC5GvRAFeTXvEbjNiW3dz8IKvAVs60Bto Ke54RAUK0aF0JW3Zf6qVFSN7JCR/QuMSQD1LCVct8xbGMpYICNdIBxb9KiHnmmzCyG8URFuzfj k1c= X-IronPort-AV: E=Sophos;i="5.78,392,1599548400"; d="scan'208";a="36120031" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa6.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 04 Dec 2020 05:34:53 -0700 Received: from chn-vm-ex01.mchp-main.com (10.10.85.143) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1979.3; Fri, 4 Dec 2020 05:34:52 -0700 Received: from m18063-ThinkPad-T460p.microchip.com (10.10.115.15) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server id 15.1.1979.3 via Frontend Transport; Fri, 4 Dec 2020 05:34:48 -0700 From: Claudiu Beznea To: , , , , , , Subject: [PATCH 3/7] net: macb: unprepare clocks in case of failure Date: Fri, 4 Dec 2020 14:34:17 +0200 Message-ID: <1607085261-25255-4-git-send-email-claudiu.beznea@microchip.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1607085261-25255-1-git-send-email-claudiu.beznea@microchip.com> References: <1607085261-25255-1-git-send-email-claudiu.beznea@microchip.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201204_073454_534553_B17C296C X-CRM114-Status: GOOD ( 12.95 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, yash.shah@sifive.com, linux-riscv@lists.infradead.org, Claudiu Beznea Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Unprepare clocks in case of any failure in fu540_c000_clk_init(). Fixes: c218ad559020 ("macb: Add support for SiFive FU540-C000") Signed-off-by: Claudiu Beznea --- drivers/net/ethernet/cadence/macb_main.c | 27 +++++++++++++++++++++------ 1 file changed, 21 insertions(+), 6 deletions(-) diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index b23e986ac6dc..29d144690b3b 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -4406,8 +4406,10 @@ static int fu540_c000_clk_init(struct platform_device *pdev, struct clk **pclk, return err; mgmt = devm_kzalloc(&pdev->dev, sizeof(*mgmt), GFP_KERNEL); - if (!mgmt) - return -ENOMEM; + if (!mgmt) { + err = -ENOMEM; + goto err_disable_clocks; + } init.name = "sifive-gemgxl-mgmt"; init.ops = &fu540_c000_ops; @@ -4418,16 +4420,29 @@ static int fu540_c000_clk_init(struct platform_device *pdev, struct clk **pclk, mgmt->hw.init = &init; *tx_clk = devm_clk_register(&pdev->dev, &mgmt->hw); - if (IS_ERR(*tx_clk)) - return PTR_ERR(*tx_clk); + if (IS_ERR(*tx_clk)) { + err = PTR_ERR(*tx_clk); + goto err_disable_clocks; + } err = clk_prepare_enable(*tx_clk); - if (err) + if (err) { dev_err(&pdev->dev, "failed to enable tx_clk (%u)\n", err); - else + goto err_disable_clocks; + } else { dev_info(&pdev->dev, "Registered clk switch '%s'\n", init.name); + } return 0; + +err_disable_clocks: + clk_disable_unprepare(*tx_clk); + clk_disable_unprepare(*hclk); + clk_disable_unprepare(*pclk); + clk_disable_unprepare(*rx_clk); + clk_disable_unprepare(*tsu_clk); + + return err; } static int fu540_c000_init(struct platform_device *pdev) -- 2.7.4 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv