From nobody Sun May 10 23:27:33 2026 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 88B81C433F5 for ; Thu, 21 Apr 2022 02:52:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1383835AbiDUCzC (ORCPT ); Wed, 20 Apr 2022 22:55:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48128 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229462AbiDUCzB (ORCPT ); Wed, 20 Apr 2022 22:55:01 -0400 Received: from mail.meizu.com (edge07.meizu.com [112.91.151.210]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BFB93DF1B for ; Wed, 20 Apr 2022 19:52:12 -0700 (PDT) Received: from IT-EXMB-1-125.meizu.com (172.16.1.125) by mz-mail11.meizu.com (172.16.1.15) with Microsoft SMTP Server (TLS) id 14.3.487.0; Thu, 21 Apr 2022 10:52:12 +0800 Received: from meizu.meizu.com (172.16.137.70) by IT-EXMB-1-125.meizu.com (172.16.1.125) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.14; Thu, 21 Apr 2022 10:52:10 +0800 From: Haowen Bai To: Michael Ellerman , Benjamin Herrenschmidt , Paul Mackerras CC: Haowen Bai , , Subject: [PATCH] powerpc/pci: Remove useless null check before call of_node_put() Date: Thu, 21 Apr 2022 10:52:08 +0800 Message-ID: <1650509529-27525-1-git-send-email-baihaowen@meizu.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [172.16.137.70] X-ClientProxiedBy: IT-EXMB-1-126.meizu.com (172.16.1.126) To IT-EXMB-1-125.meizu.com (172.16.1.125) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" No need to add null check before call of_node_put(), since the implementation of of_node_put() has done it. Signed-off-by: Haowen Bai --- arch/powerpc/kernel/pci_dn.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/powerpc/kernel/pci_dn.c b/arch/powerpc/kernel/pci_dn.c index 61571ae23953..ba3bbc9bec2d 100644 --- a/arch/powerpc/kernel/pci_dn.c +++ b/arch/powerpc/kernel/pci_dn.c @@ -357,8 +357,8 @@ void pci_remove_device_node_info(struct device_node *dn) =20 /* Drop the parent pci_dn's ref to our backing dt node */ parent =3D of_get_parent(dn); - if (parent) - of_node_put(parent); + + of_node_put(parent); =20 /* * At this point we *might* still have a pci_dev that was --=20 2.7.4