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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 83CC5C4332F for ; Mon, 5 Dec 2022 02:02:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:CC :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=F4a/hobOn3VIud3hpxPBUOQYMXwOFwx+kXC98jJs3CA=; b=pY7mji8vjSgipT LQOvS4x2DnfmlHUqBvwyNs8qnWZYl/xe6OKYz0dK3ffbIQRN5fkNVKosL9wCDwztmA7hGfXbcmgXL FJzh2LQGu7OQaTbQq7dLKyqPwyPrs8Vpc8UN+W2t3QWYZZYt5bWCNXw2EEr44FOjD8Ad9yoCExRcc 3rzhTA4xxObjaX+kr58rPVbMwqdF/Kd02lpH5x7gQH26E774RB3jNZf0jEDWOY1/2z9YLXIIKiZj+ udVlDbLFn4W7bGb8gg6fWYDlvGtwQy8qZxgncd8VuN8M5yHD/1Jv7ORcEQOs/v4kVN7AOAeRfaZKq 3OeJSYSn80Mrv8Mxolow==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p20nP-00CQPB-3c; Mon, 05 Dec 2022 02:01:27 +0000 Received: from szxga01-in.huawei.com ([45.249.212.187]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1p20nK-00CQK4-Sj; Mon, 05 Dec 2022 02:01:24 +0000 Received: from dggpeml500024.china.huawei.com (unknown [172.30.72.55]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4NQRW23QRLzqStR; Mon, 5 Dec 2022 09:57:02 +0800 (CST) Received: from huawei.com (10.175.112.208) by dggpeml500024.china.huawei.com (7.185.36.10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Mon, 5 Dec 2022 10:01:09 +0800 From: Yuan Can To: , , , , , , , , , , , , , , CC: Subject: [PATCH] net: ethernet: mtk_wed: Fix missing of_node_put() in mtk_wed_wo_hardware_init() Date: Mon, 5 Dec 2022 01:58:47 +0000 Message-ID: <20221205015847.27356-1-yuancan@huawei.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-Originating-IP: [10.175.112.208] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To dggpeml500024.china.huawei.com (7.185.36.10) X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221204_180123_138561_9F4904B5 X-CRM114-Status: UNSURE ( 8.13 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The np needs to be released through of_node_put() in the error handling path of mtk_wed_wo_hardware_init(). Fixes: 799684448e3e ("net: ethernet: mtk_wed: introduce wed wo support") Signed-off-by: Yuan Can --- drivers/net/ethernet/mediatek/mtk_wed_wo.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/mediatek/mtk_wed_wo.c b/drivers/net/ethernet/mediatek/mtk_wed_wo.c index 4754b6db009e..fcc4b3206d2d 100644 --- a/drivers/net/ethernet/mediatek/mtk_wed_wo.c +++ b/drivers/net/ethernet/mediatek/mtk_wed_wo.c @@ -407,8 +407,10 @@ mtk_wed_wo_hardware_init(struct mtk_wed_wo *wo) return -ENODEV; wo->mmio.regs = syscon_regmap_lookup_by_phandle(np, NULL); - if (IS_ERR_OR_NULL(wo->mmio.regs)) - return PTR_ERR(wo->mmio.regs); + if (IS_ERR(wo->mmio.regs)) { + ret = PTR_ERR(wo->mmio.regs); + goto error_put; + } wo->mmio.irq = irq_of_parse_and_map(np, 0); wo->mmio.irq_mask = MTK_WED_WO_ALL_INT_MASK; @@ -456,7 +458,8 @@ mtk_wed_wo_hardware_init(struct mtk_wed_wo *wo) error: devm_free_irq(wo->hw->dev, wo->mmio.irq, wo); - +error_put: + of_node_put(np); return ret; } -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel