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 X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, 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 1D70CC2BB1D for ; Tue, 17 Mar 2020 06:22:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F2876206EC for ; Tue, 17 Mar 2020 06:22:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726574AbgCQGWr (ORCPT ); Tue, 17 Mar 2020 02:22:47 -0400 Received: from mga12.intel.com ([192.55.52.136]:53584 "EHLO mga12.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726476AbgCQGWo (ORCPT ); Tue, 17 Mar 2020 02:22:44 -0400 IronPort-SDR: gshdWBo30FL/OH8dhz3Re6uKxQSdEG+3nRMKaOzU5mL7kbVLyBgiE6mURQ3+SizbtsRAmykAj5 2ZDnT1/RLetQ== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Mar 2020 23:22:44 -0700 IronPort-SDR: MeOW/RkChix9+L3XZWkbULOSqzYrZF12rc8e6ZOPMx0ghIoVq5R39Bhmq1aKzP9Rzj7OnGsDgm Fe5s63EY6rvQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,563,1574150400"; d="scan'208";a="445390326" Received: from black.fi.intel.com (HELO black.fi.intel.com.) ([10.237.72.28]) by fmsmga006.fm.intel.com with ESMTP; 16 Mar 2020 23:22:42 -0700 From: Alexander Shishkin To: Greg Kroah-Hartman Cc: linux-kernel@vger.kernel.org, Alexander Shishkin , Andy Shevchenko , stable@vger.kernel.org Subject: [GIT PULL 5/6] intel_th: Fix user-visible error codes Date: Tue, 17 Mar 2020 08:22:14 +0200 Message-Id: <20200317062215.15598-6-alexander.shishkin@linux.intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200317062215.15598-1-alexander.shishkin@linux.intel.com> References: <20200317062215.15598-1-alexander.shishkin@linux.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org There are a few places in the driver that end up returning ENOTSUPP to the user, replace those with EINVAL. Signed-off-by: Alexander Shishkin Reviewed-by: Andy Shevchenko Fixes: ba82664c134ef ("intel_th: Add Memory Storage Unit driver") Cc: stable@vger.kernel.org # v4.4+ --- drivers/hwtracing/intel_th/msu.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/hwtracing/intel_th/msu.c b/drivers/hwtracing/intel_th/msu.c index 7ac7dd4d3b1c..f08e9e883710 100644 --- a/drivers/hwtracing/intel_th/msu.c +++ b/drivers/hwtracing/intel_th/msu.c @@ -765,7 +765,7 @@ static int msc_configure(struct msc *msc) lockdep_assert_held(&msc->buf_mutex); if (msc->mode > MSC_MODE_MULTI) - return -ENOTSUPP; + return -EINVAL; if (msc->mode == MSC_MODE_MULTI) { if (msc_win_set_lockout(msc->cur_win, WIN_READY, WIN_INUSE)) @@ -1299,7 +1299,7 @@ static int msc_buffer_alloc(struct msc *msc, unsigned long *nr_pages, } else if (msc->mode == MSC_MODE_MULTI) { ret = msc_buffer_multi_alloc(msc, nr_pages, nr_wins); } else { - ret = -ENOTSUPP; + ret = -EINVAL; } if (!ret) { @@ -1535,7 +1535,7 @@ static ssize_t intel_th_msc_read(struct file *file, char __user *buf, if (ret >= 0) *ppos = iter->offset; } else { - ret = -ENOTSUPP; + ret = -EINVAL; } put_count: -- 2.25.1