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 EC7F8CCA493 for ; Tue, 7 Jun 2022 17:52:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349461AbiFGRut (ORCPT ); Tue, 7 Jun 2022 13:50:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60866 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1347108AbiFGRd0 (ORCPT ); Tue, 7 Jun 2022 13:33:26 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 009EBFF589; Tue, 7 Jun 2022 10:30:20 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 0530AB822B1; Tue, 7 Jun 2022 17:30:15 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 57649C385A5; Tue, 7 Jun 2022 17:30:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1654623013; bh=cpjPFx3YXi+7fDXbtxcOmua1TOAOV77x3Tp9AjUhaRU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mEGHg7PWlMq2PMiRnYrH7/NfvsSPRfzMBMSEmxdRieFXnjZ6N1KUie+bxV4RdPT+x TdzIwrYpzZ1LD4NpkKnYtYKXj5/UgJQ236rzyB/gn6fhFsjWeFs4luTzeuEypda4wD 7a3xnIMmGjcGkOdgtWx5FfA+O/SuV0+tIQC2rPjw= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dan Carpenter , Lorenzo Pieralisi , Sasha Levin Subject: [PATCH 5.10 264/452] PCI: rockchip: Fix find_first_zero_bit() limit Date: Tue, 7 Jun 2022 19:02:01 +0200 Message-Id: <20220607164916.419843850@linuxfoundation.org> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220607164908.521895282@linuxfoundation.org> References: <20220607164908.521895282@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dan Carpenter [ Upstream commit 096950e230b8d83645c7cf408b9f399f58c08b96 ] The ep->ob_region_map bitmap is a long and it has BITS_PER_LONG bits. Link: https://lore.kernel.org/r/20220315065944.GB13572@kili Fixes: cf590b078391 ("PCI: rockchip: Add EP driver for Rockchip PCIe controller") Signed-off-by: Dan Carpenter Signed-off-by: Lorenzo Pieralisi Signed-off-by: Sasha Levin --- drivers/pci/controller/pcie-rockchip-ep.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/pci/controller/pcie-rockchip-ep.c b/drivers/pci/controller/pcie-rockchip-ep.c index 7631dc3961c1..379cde59988c 100644 --- a/drivers/pci/controller/pcie-rockchip-ep.c +++ b/drivers/pci/controller/pcie-rockchip-ep.c @@ -264,8 +264,7 @@ static int rockchip_pcie_ep_map_addr(struct pci_epc *epc, u8 fn, struct rockchip_pcie *pcie = &ep->rockchip; u32 r; - r = find_first_zero_bit(&ep->ob_region_map, - sizeof(ep->ob_region_map) * BITS_PER_LONG); + r = find_first_zero_bit(&ep->ob_region_map, BITS_PER_LONG); /* * Region 0 is reserved for configuration space and shouldn't * be used elsewhere per TRM, so leave it out. -- 2.35.1