From patchwork Tue Apr 7 10:22:13 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 228167 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=-6.9 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, 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 49043C2BB55 for ; Tue, 7 Apr 2020 10:26:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0DA8B2080C for ; Tue, 7 Apr 2020 10:26:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586255183; bh=khVOaY2ujlcX/REye0ztyWAGD+5eMAaXklsRDjNbiUc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=KauEu3TySWRPgW6aSd3DLkZHxtc+To2H74OuCH5iP4h3WqW2QRT/G5RqL5YBg1ElV JZ+VGh0P5IjnMFf7zkMXECYRYOFFogSfajhW772a7TuGP4Rh1ayGQ4SpsXUJxjEZAJ Ym/hqUzpTn0IDhUuOD2sKLEsgDi8sFNwK92fGgzE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729128AbgDGK0W (ORCPT ); Tue, 7 Apr 2020 06:26:22 -0400 Received: from mail.kernel.org ([198.145.29.99]:38120 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728774AbgDGK0V (ORCPT ); Tue, 7 Apr 2020 06:26:21 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (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 44D1F2074F; Tue, 7 Apr 2020 10:26:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586255180; bh=khVOaY2ujlcX/REye0ztyWAGD+5eMAaXklsRDjNbiUc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XBj3AjEee1fSUyWTTYrXgtV+Dm0vunFUmwZoaYqilnImlZb4DYjmhYRWgN7Al8dnp nCop/yf8CMaND/vKBwjin4Ok9qoKH1AIc5Dbn9stem01qpBsxZDvhlb7CCl84wsK99 s+Z14Ane/YfnHwdazdzE4RCwNMvfptGeddH4QynE= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Kishon Vijay Abraham I , Lorenzo Pieralisi Subject: [PATCH 5.6 16/29] misc: pci_endpoint_test: Fix to support > 10 pci-endpoint-test devices Date: Tue, 7 Apr 2020 12:22:13 +0200 Message-Id: <20200407101453.968495514@linuxfoundation.org> X-Mailer: git-send-email 2.26.0 In-Reply-To: <20200407101452.046058399@linuxfoundation.org> References: <20200407101452.046058399@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Kishon Vijay Abraham I commit 6b443e5c80b67a7b8a85b33d052d655ef9064e90 upstream. Adding more than 10 pci-endpoint-test devices results in "kobject_add_internal failed for pci-endpoint-test.1 with -EEXIST, don't try to register things with the same name in the same directory". This is because commit 2c156ac71c6b ("misc: Add host side PCI driver for PCI test function device") limited the length of the "name" to 20 characters. Change the length of the name to 24 in order to support upto 10000 pci-endpoint-test devices. Fixes: 2c156ac71c6b ("misc: Add host side PCI driver for PCI test function device") Signed-off-by: Kishon Vijay Abraham I Signed-off-by: Lorenzo Pieralisi Cc: stable@vger.kernel.org # v4.14+ Signed-off-by: Greg Kroah-Hartman --- drivers/misc/pci_endpoint_test.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/misc/pci_endpoint_test.c +++ b/drivers/misc/pci_endpoint_test.c @@ -633,7 +633,7 @@ static int pci_endpoint_test_probe(struc { int err; int id; - char name[20]; + char name[24]; enum pci_barno bar; void __iomem *base; struct device *dev = &pdev->dev;