From patchwork Tue Oct 27 13:51:08 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 289860 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=-12.8 required=3.0 tests=BAYES_00,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 622A6C388F9 for ; Tue, 27 Oct 2020 15:02:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 21D082076B for ; Tue, 27 Oct 2020 15:02:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603810971; bh=2lf4uteV6LmPGW8kJ4FDcqRiQ4UcrmxFVigvV/E+Bqk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=qxhL6cF/7q3Ftlwg5JFnxCiJDNPA9LVaYyAgyoI+ED/OIXC4sW5Ju1oJ0kw9fT9Is kQ/OhQAcqy/vrgT7msCEKTTASfm9+gICRr4rY4TXOErlalSKTmIUbdOOs5wW4AiKnp ZC+P6L3BaLyO04YE/UGAd3iRb0YqtxjECHXDW0WE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1789766AbgJ0PCt (ORCPT ); Tue, 27 Oct 2020 11:02:49 -0400 Received: from mail.kernel.org ([198.145.29.99]:37040 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1789741AbgJ0PCo (ORCPT ); Tue, 27 Oct 2020 11:02:44 -0400 Received: from localhost (83-86-74-64.cable.dynamic.v4.ziggo.nl [83.86.74.64]) (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 67E7B2076B; Tue, 27 Oct 2020 15:02:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603810962; bh=2lf4uteV6LmPGW8kJ4FDcqRiQ4UcrmxFVigvV/E+Bqk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=o0/EnYQxThu+joGiulpIEdz03y7aPUjoexsb7mBkEidgYF5oB0StxqnrAASEYlKbd Jc7mpSGpFdVR4atEDcnld1rc7uYhI9r7VNTauUGPs4mnLP/08EEGStzEfIZoDpki1O K+JAUldQekVl8gLePerU9SBiKNra0k8ZGG6VjLYQ= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Nicholas Mc Guire , Michael Ellerman , Sasha Levin Subject: [PATCH 5.8 325/633] powerpc/pseries: Fix missing of_node_put() in rng_init() Date: Tue, 27 Oct 2020 14:51:08 +0100 Message-Id: <20201027135537.926383046@linuxfoundation.org> X-Mailer: git-send-email 2.29.1 In-Reply-To: <20201027135522.655719020@linuxfoundation.org> References: <20201027135522.655719020@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Nicholas Mc Guire [ Upstream commit 67c3e59443f5fc77be39e2ce0db75fbfa78c7965 ] The call to of_find_compatible_node() returns a node pointer with refcount incremented thus it must be explicitly decremented here before returning. Fixes: a489043f4626 ("powerpc/pseries: Implement arch_get_random_long() based on H_RANDOM") Signed-off-by: Nicholas Mc Guire Signed-off-by: Michael Ellerman Link: https://lore.kernel.org/r/1530522496-14816-1-git-send-email-hofrat@osadl.org Signed-off-by: Sasha Levin --- arch/powerpc/platforms/pseries/rng.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/powerpc/platforms/pseries/rng.c b/arch/powerpc/platforms/pseries/rng.c index bbb97169bf63e..6268545947b83 100644 --- a/arch/powerpc/platforms/pseries/rng.c +++ b/arch/powerpc/platforms/pseries/rng.c @@ -36,6 +36,7 @@ static __init int rng_init(void) ppc_md.get_random_seed = pseries_get_random_long; + of_node_put(dn); return 0; } machine_subsys_initcall(pseries, rng_init);