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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 9F17CC76186 for ; Mon, 29 Jul 2019 19:35:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6F94D21773 for ; Mon, 29 Jul 2019 19:35:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1564428923; bh=XYN/qrYwQHRKz9KRB1CiZLD9OaTPu1tl4KBb3q3d40o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=sHbAde+m6PV/G1n2c9LlDpd7Enmy56KHpnsUuYcC7173+3EPCiPG13Uqe3dfVKIvm ZK6YKjadocnq/jZlTzHo2oSlsS1+q9WBmbn7vlvtv/vxY1qWzOdeFyKiSpbLobScNM KZ1yE+nUVhBpdZE/UbrSxgs7dZLzK9tsRk8EqGO0= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729655AbfG2TfV (ORCPT ); Mon, 29 Jul 2019 15:35:21 -0400 Received: from mail.kernel.org ([198.145.29.99]:49700 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728886AbfG2TfT (ORCPT ); Mon, 29 Jul 2019 15:35:19 -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 A87912070B; Mon, 29 Jul 2019 19:35:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1564428918; bh=XYN/qrYwQHRKz9KRB1CiZLD9OaTPu1tl4KBb3q3d40o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tdlKejRGSSA7euO2+D348JQukrnModNHb19+F8NDdGJGOLHrxkjHJZS+RqAdj7+X7 aHVcNiR2HUP67yXxywl4BY1Zkfh20faf5MZMDYp7QsXmfWkzp0eOBkcoJwyi/T4RKx YwTJbQndqX7hDNy0x2XDqvbYjk+ss98a4D/+i1QY= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Wen Yang , Linus Walleij , Heiko Stuebner , linux-gpio@vger.kernel.org, linux-rockchip@lists.infradead.org, Sasha Levin Subject: [PATCH 4.14 225/293] pinctrl: rockchip: fix leaked of_node references Date: Mon, 29 Jul 2019 21:21:56 +0200 Message-Id: <20190729190841.727001383@linuxfoundation.org> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190729190820.321094988@linuxfoundation.org> References: <20190729190820.321094988@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org [ Upstream commit 3c89c70634bb0b6f48512de873e7a45c7e1fbaa5 ] The call to of_parse_phandle returns a node pointer with refcount incremented thus it must be explicitly decremented after the last usage. Detected by coccinelle with the following warnings: ./drivers/pinctrl/pinctrl-rockchip.c:3221:2-8: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 3196, but without a corresponding object release within this function. ./drivers/pinctrl/pinctrl-rockchip.c:3223:1-7: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 3196, but without a corresponding object release within this function. Signed-off-by: Wen Yang Cc: Linus Walleij Cc: Heiko Stuebner Cc: linux-gpio@vger.kernel.org Cc: linux-rockchip@lists.infradead.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Linus Walleij Signed-off-by: Sasha Levin --- drivers/pinctrl/pinctrl-rockchip.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c index a9bc1e01f982..5d6cf024ee9c 100644 --- a/drivers/pinctrl/pinctrl-rockchip.c +++ b/drivers/pinctrl/pinctrl-rockchip.c @@ -2941,6 +2941,7 @@ static int rockchip_get_bank_data(struct rockchip_pin_bank *bank, base, &rockchip_regmap_config); } + of_node_put(node); } bank->irq = irq_of_parse_and_map(bank->of_node, 0); -- 2.20.1