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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CFB45C04A68 for ; Wed, 27 Jul 2022 16:23:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235405AbiG0QXO (ORCPT ); Wed, 27 Jul 2022 12:23:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50112 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234321AbiG0QWa (ORCPT ); Wed, 27 Jul 2022 12:22:30 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 964A14C60C; Wed, 27 Jul 2022 09:22:29 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 3386F619C2; Wed, 27 Jul 2022 16:22:29 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 422FBC433C1; Wed, 27 Jul 2022 16:22:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1658938948; bh=0ZqCx0f3w4xzVKM7hqpvqH6GcIZzjcZOSWtNS/jyHXo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XSV1hdKt6V754sRIH7Vjdw/5fop1z3QY+sxBvQXkkxc2KV+N6YSJxznVRbWcql+ia Ib5Cs0mWWh9986usaB6KUXied3NlTEh3YeCqxHMZvIVCbxKamIdOniSD5mrnzGKukd Xx/fYlxR2du231XZnMhIlcwjLyg4iy5qwIxdBoCg= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Miaoqian Lin , Linus Walleij , Sebastian Reichel , Sasha Levin Subject: [PATCH 4.9 07/26] power/reset: arm-versatile: Fix refcount leak in versatile_reboot_probe Date: Wed, 27 Jul 2022 18:10:36 +0200 Message-Id: <20220727160959.441094057@linuxfoundation.org> X-Mailer: git-send-email 2.37.1 In-Reply-To: <20220727160959.122591422@linuxfoundation.org> References: <20220727160959.122591422@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Miaoqian Lin [ Upstream commit 80192eff64eee9b3bc0594a47381937b94b9d65a ] of_find_matching_node_and_match() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing of_node_put() to avoid refcount leak. Fixes: 0e545f57b708 ("power: reset: driver for the Versatile syscon reboot") Signed-off-by: Miaoqian Lin Reviewed-by: Linus Walleij Signed-off-by: Sebastian Reichel Signed-off-by: Sasha Levin --- drivers/power/reset/arm-versatile-reboot.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/power/reset/arm-versatile-reboot.c b/drivers/power/reset/arm-versatile-reboot.c index 06d34ab47df5..8022c782f6ff 100644 --- a/drivers/power/reset/arm-versatile-reboot.c +++ b/drivers/power/reset/arm-versatile-reboot.c @@ -150,6 +150,7 @@ static int __init versatile_reboot_probe(void) versatile_reboot_type = (enum versatile_reboot)reboot_id->data; syscon_regmap = syscon_node_to_regmap(np); + of_node_put(np); if (IS_ERR(syscon_regmap)) return PTR_ERR(syscon_regmap); -- 2.35.1