From patchwork Thu Dec 14 13:01:43 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Niklas Cassel X-Patchwork-Id: 848522 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-pci-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3yyDHq3nfrz9s83 for ; Fri, 15 Dec 2017 00:02:47 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752126AbdLNNCE (ORCPT ); Thu, 14 Dec 2017 08:02:04 -0500 Received: from bastet.se.axis.com ([195.60.68.11]:58962 "EHLO bastet.se.axis.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752408AbdLNNCC (ORCPT ); Thu, 14 Dec 2017 08:02:02 -0500 Received: from localhost (localhost [127.0.0.1]) by bastet.se.axis.com (Postfix) with ESMTP id 0156718419; Thu, 14 Dec 2017 14:02:01 +0100 (CET) X-Virus-Scanned: Debian amavisd-new at bastet.se.axis.com Received: from bastet.se.axis.com ([IPv6:::ffff:127.0.0.1]) by localhost (bastet.se.axis.com [::ffff:127.0.0.1]) (amavisd-new, port 10024) with LMTP id Sr9bS674-Fy5; Thu, 14 Dec 2017 14:02:00 +0100 (CET) Received: from boulder02.se.axis.com (boulder02.se.axis.com [10.0.8.16]) by bastet.se.axis.com (Postfix) with ESMTPS id 88E8318414; Thu, 14 Dec 2017 14:02:00 +0100 (CET) Received: from boulder02.se.axis.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 58D781A094; Thu, 14 Dec 2017 14:02:00 +0100 (CET) Received: from boulder02.se.axis.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 4C6A81A093; Thu, 14 Dec 2017 14:02:00 +0100 (CET) Received: from seth.se.axis.com (unknown [10.0.2.172]) by boulder02.se.axis.com (Postfix) with ESMTP; Thu, 14 Dec 2017 14:02:00 +0100 (CET) Received: from lnxartpec1.se.axis.com (lnxartpec1.se.axis.com [10.88.4.10]) by seth.se.axis.com (Postfix) with ESMTP id 4005F10E; Thu, 14 Dec 2017 14:02:00 +0100 (CET) Received: by lnxartpec1.se.axis.com (Postfix, from userid 20283) id 39DA0401A4; Thu, 14 Dec 2017 14:02:00 +0100 (CET) From: Niklas Cassel To: linux-pci@vger.kernel.org Cc: kishon@ti.com, Niklas Cassel , linux-kernel@vger.kernel.org Subject: [PATCH v5 0/3] Fix find_first_zero_bit() usage Date: Thu, 14 Dec 2017 14:01:43 +0100 Message-Id: <20171214130147.1790-1-niklas.cassel@axis.com> X-Mailer: git-send-email 2.14.2 X-TM-AS-GCONF: 00 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org find_first_zero_bit()'s parameter 'size' is defined in bits, not in bytes. Calling find_first_zero_bit() with the wrong size unit will lead to insidious bugs. Fix all uses of find_first_zero_bit() called with sizeof() as size argument in drivers/pci. Niklas Cassel (3): PCI: designware-ep: Fix find_first_zero_bit() usage PCI: endpoint: Populate func_no before calling pci_epc_add_epf() PCI: endpoint: Fix find_first_zero_bit() usage drivers/pci/dwc/pcie-designware-ep.c | 34 ++++++++++++++++++++++++++-------- drivers/pci/dwc/pcie-designware.h | 8 ++++++-- drivers/pci/endpoint/pci-ep-cfs.c | 19 ++++++++++--------- 3 files changed, 42 insertions(+), 19 deletions(-)