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 8A140C433EF for ; Tue, 21 Jun 2022 15:22:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1352721AbiFUPWA (ORCPT ); Tue, 21 Jun 2022 11:22:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59638 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1352670AbiFUPV5 (ORCPT ); Tue, 21 Jun 2022 11:21:57 -0400 Received: from elvis.franken.de (elvis.franken.de [193.175.24.41]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id E821D252BD; Tue, 21 Jun 2022 08:21:56 -0700 (PDT) Received: from uucp (helo=alpha) by elvis.franken.de with local-bsmtp (Exim 3.36 #1) id 1o3fh4-0001zL-02; Tue, 21 Jun 2022 17:21:30 +0200 Received: by alpha.franken.de (Postfix, from userid 1000) id F264BC01AA; Tue, 21 Jun 2022 17:14:57 +0200 (CEST) Date: Tue, 21 Jun 2022 17:14:57 +0200 From: Thomas Bogendoerfer To: Liang He Cc: linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] mips: mti-malta: Fix refcount leak in malta-time.c Message-ID: <20220621151457.GC12206@alpha.franken.de> References: <20220616142756.3987475-1-windhl@126.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220616142756.3987475-1-windhl@126.com> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jun 16, 2022 at 10:27:56PM +0800, Liang He wrote: > In update_gic_frequency_dt(), of_find_compatible_node() will return > a node pointer with refcount incremented. We should use of_node_put() > when it is not used anymore. > > Signed-off-by: Liang He > --- > arch/mips/mti-malta/malta-time.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/arch/mips/mti-malta/malta-time.c b/arch/mips/mti-malta/malta-time.c > index bbf1e38e1431..2cb708cdf01a 100644 > --- a/arch/mips/mti-malta/malta-time.c > +++ b/arch/mips/mti-malta/malta-time.c > @@ -214,6 +214,8 @@ static void update_gic_frequency_dt(void) > > if (of_update_property(node, &gic_frequency_prop) < 0) > pr_err("error updating gic frequency property\n"); > + > + of_node_put(node); > } > > #endif > -- > 2.25.1 applied to mips-fixes. Thomas. -- Crap can work. Given enough thrust pigs will fly, but it's not necessarily a good idea. [ RFC1925, 2.3 ]