From patchwork Wed Aug 28 03:23:35 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jinjie Ruan X-Patchwork-Id: 13780448 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 8CE3DC54749 for ; Wed, 28 Aug 2024 03:21:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: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:List-Owner; bh=qYRmzoCz2IxSxkDkFwBFxV9rrd3Eo19G4uY9RzZRdSg=; b=Dp27ljyQFL1xnBB0dGUPHjPCpG 8HKti7LzJTLJvUifciVvHLdnyKrpggnfrmc+iB09bM47FWO+W1FHvYt5vA+1MaJ07xYdQ+3l2Ddoe BNajsNxl7y0bztWZFXz52SA2USX1XsB6p1pVH86zX+PQ217IFbbOxmwRsYHvmHdGDVlMkDUM9bVod efBDKmWw9pXJQBcTrrh185GEZtAwTm0rCVGsbVRNP2PMHZJRxyzhQk7GSBm+zBeb0Q4w2y05HbxIG JHEpu2rBHQ4uLCaBzVvM9TIrQhTj1Fbvju5QMlLeFOW5QJ9JspL6kPtFLrlzInmKCXWBbvE6tPuQf 4ulf+AXQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sj9F4-0000000DcyP-1ill; Wed, 28 Aug 2024 03:21:06 +0000 Received: from szxga01-in.huawei.com ([45.249.212.187]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sj9A9-0000000DbA0-3QJH for linux-arm-kernel@lists.infradead.org; Wed, 28 Aug 2024 03:16:04 +0000 Received: from mail.maildlp.com (unknown [172.19.88.194]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4WtqKT1bcRzyQVR; Wed, 28 Aug 2024 11:15:09 +0800 (CST) Received: from kwepemh500013.china.huawei.com (unknown [7.202.181.146]) by mail.maildlp.com (Postfix) with ESMTPS id 40054140118; Wed, 28 Aug 2024 11:15:57 +0800 (CST) Received: from huawei.com (10.90.53.73) by kwepemh500013.china.huawei.com (7.202.181.146) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Wed, 28 Aug 2024 11:15:56 +0800 From: Jinjie Ruan To: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , CC: Subject: [PATCH net-next v2 05/13] net: phy: Fix missing of_node_put() for leds Date: Wed, 28 Aug 2024 11:23:35 +0800 Message-ID: <20240828032343.1218749-6-ruanjinjie@huawei.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240828032343.1218749-1-ruanjinjie@huawei.com> References: <20240828032343.1218749-1-ruanjinjie@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.90.53.73] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To kwepemh500013.china.huawei.com (7.202.181.146) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240827_201602_410355_C8C8E787 X-CRM114-Status: GOOD ( 10.27 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The call of of_get_child_by_name() will cause refcount incremented for leds, if it succeeds, it should call of_node_put() to decrease it, fix it. Fixes: 01e5b728e9e4 ("net: phy: Add a binding for PHY LEDs") Signed-off-by: Jinjie Ruan Reviewed-by: Jonathan Cameron --- v2: - Split into 2 patches. - Use of_node_put() rather than __free() to fix it. --- drivers/net/phy/phy_device.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index 8f5314c1fecc..243dae686992 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -3424,11 +3424,13 @@ static int of_phy_leds(struct phy_device *phydev) err = of_phy_led(phydev, led); if (err) { of_node_put(led); + of_node_put(leds); phy_leds_unregister(phydev); return err; } } + of_node_put(leds); return 0; }