From patchwork Mon May 23 14:15:55 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miaoqian Lin X-Patchwork-Id: 12859125 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 551CAC433F5 for ; Mon, 23 May 2022 14:17:30 +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=Kh8745Xif3FJUcS+NoKqbG1Mc2tSGygXoQUox7tks7k=; b=xOOwvnuMLwFzcH AfXE/kUTisqVMa1ITl0TXHraxiZTupBnSTIu4K/hR5c3dEngWaQ0bPlB4x3EPnbDuM6UL8UCtlLI0 UgJE7+ThOyBRVkbXKSCuD5Xbnud1LpfvHr+7/8y2Tmli//5xiOxi3abQJvJHyeh6yIUToRhBGVCNe Iifuhwx5fTz52o7luHfkl5ubxK0BwxfSIVYanoc+Gagd5ciS/OZ3icijNrUNlVV3NtjgKiMaZzI4e Em4nj/DQo+hHt+qgrHIlS/h/ufsyBc0p9SUlrliNmyudAn5hHP2cBQb9hS78ZLlhBm3UBtv/3sbuG fWX+JKETn545iXH8hFZQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nt8qt-004fbS-8Z; Mon, 23 May 2022 14:16:07 +0000 Received: from mail-pg1-x532.google.com ([2607:f8b0:4864:20::532]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nt8qq-004fb7-Fm for linux-arm-kernel@lists.infradead.org; Mon, 23 May 2022 14:16:05 +0000 Received: by mail-pg1-x532.google.com with SMTP id g184so13812546pgc.1 for ; Mon, 23 May 2022 07:16:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=IEAuGR/HVXfKNxohlFsyWT7u2EwcIVLV4lRM5B6XeE0=; b=YhkDJVxSTqh/xLBDj2D6Ai7bTj5pNzDjdcSjUT+SvjfQOLxzkiVSyFqY5L4vMu1T88 tlkCu6MfadrvxTBqRUcbaS046eqtuMFeVjqNeGN4rmTGKEFR41TF+gV6hehrPKKfq8/K VoRzImCoRsK+34Eeif6VfMgcqgRQ9Jjgui9dj9hM9tk9XcgDptni52qNM9Wo3VMkKvpD YvXVOrTPVxCw1x/nLF6p1nZyGU0p3pzNV8eMFNvmfNJfMooMs26SdUXvm56KIJ04DkaC 6xKinM0Tm+Gci+1MYFS2Nx2Igf9fvE8WgDNhhCwB+KhueG668ZvpXm4et14n+J4ZEKZE omqQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=IEAuGR/HVXfKNxohlFsyWT7u2EwcIVLV4lRM5B6XeE0=; b=75QP2TjLnux+mGYErqs4Bm/ZHv/j5Az/5jfYi2Xpe0CR+9N1nEXyMI0gAfo6OyB2Ir 8k4gtrHfIOa22j++9Ba/SD02y4VhU6B/Ae3u0k+ELhM1AV39GxT68F6aGlRTeBgI1/4V nnrNpU9HwNVdlGhx+Bkuu+yXakdlNXmN2o5bCoiNhsQLDl/RuQo1gAkbtFdTcvm23de7 QYlJPVn9Ol643Mkner4goN0vxfGyuwZaFjWcp+6Tj2rCaAaGWAHp0xIJxNzBQ7WJbYWq O/bMNH9VJUK5CmKOsZtx+tXjPxTsloxC+SbuLK9ff/HU0+PFI//IziDP/M/EPu8EXDol cGVQ== X-Gm-Message-State: AOAM532kypz7jUMrAW4hlEWulIZr/iaU2C5/7KqISmHibPSsWC/pR+jm JlaobTo07xW0AIUJDAtgF4QXJ/QafY4eJg== X-Google-Smtp-Source: ABdhPJy06qHpnWYH8JEeVhPNxT40lmuACAQhLcBdtI2jREYRNBFTPxacGw0/h/Xi2iK2aAXQy96kzg== X-Received: by 2002:a63:1009:0:b0:3fa:9996:386b with SMTP id f9-20020a631009000000b003fa9996386bmr667021pgl.441.1653315362667; Mon, 23 May 2022 07:16:02 -0700 (PDT) Received: from localhost.localdomain ([202.120.234.246]) by smtp.googlemail.com with ESMTPSA id q16-20020a170902eb9000b00161b50c3db4sm5150675plg.94.2022.05.23.07.16.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 23 May 2022 07:16:02 -0700 (PDT) From: Miaoqian Lin To: Linus Walleij , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: linmq006@gmail.com Subject: [PATCH] soc: integrator: Fix refcount leak in integrator_soc_init Date: Mon, 23 May 2022 18:15:55 +0400 Message-Id: <20220523141555.57346-1-linmq006@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220523_071604_559826_BE997F06 X-CRM114-Status: GOOD ( 12.39 ) 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 of_find_matching_node() 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: f956a785a282 ("soc: move SoC driver for the ARM Integrator") Signed-off-by: Miaoqian Lin --- drivers/soc/versatile/soc-integrator.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/soc/versatile/soc-integrator.c b/drivers/soc/versatile/soc-integrator.c index bab4ad87aa75..d5099a3386b4 100644 --- a/drivers/soc/versatile/soc-integrator.c +++ b/drivers/soc/versatile/soc-integrator.c @@ -113,6 +113,7 @@ static int __init integrator_soc_init(void) return -ENODEV; syscon_regmap = syscon_node_to_regmap(np); + of_node_put(np); if (IS_ERR(syscon_regmap)) return PTR_ERR(syscon_regmap);