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=-6.8 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=unavailable 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 B188EC2BAEE for ; Tue, 24 Mar 2020 13:19:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7CB0E208E0 for ; Tue, 24 Mar 2020 13:19:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1585055944; bh=uF8p+kKfTbQZnrrDmwGuexdP/vbwIBhvNjHnVVCYJR8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Glmpp49RZOp0MjL7zIWHX/DEtGpV0/8BSLN+EG3H7fX9mAOcrk8iw5E0dnm0qX38N kbTd+QR51nn4zbquJqOehSbsPQVshHk+k4FxhJ1hmuIYbEMfcTTmQdzki9fV9VnE/K S9I8nc1UdXWSU/IHS/AXdGuLeYYHY80V3hJW9gl4= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728776AbgCXNTD (ORCPT ); Tue, 24 Mar 2020 09:19:03 -0400 Received: from mail.kernel.org ([198.145.29.99]:39452 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728458AbgCXNTA (ORCPT ); Tue, 24 Mar 2020 09:19:00 -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 E5DEC206F6; Tue, 24 Mar 2020 13:18:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1585055940; bh=uF8p+kKfTbQZnrrDmwGuexdP/vbwIBhvNjHnVVCYJR8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PbYiU7C4xN6u+gZcHZ9zM7cIc4rq6Zo/JC2WMu/Sd4AocqTQeVWqH/NXyxamW0rfz Le0PTKlWqXKAsQehajxWUsGcnjjDu6K34awZ7joeriomwyi0hMPQA5bL5xLE5EdMtz jY9JetOewlV0DQpM2y6/jrL8wtObPVb1jokpgC7E= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Alexander Shishkin , Andy Shevchenko Subject: [PATCH 5.4 074/102] intel_th: Fix user-visible error codes Date: Tue, 24 Mar 2020 14:11:06 +0100 Message-Id: <20200324130814.065022480@linuxfoundation.org> X-Mailer: git-send-email 2.25.2 In-Reply-To: <20200324130806.544601211@linuxfoundation.org> References: <20200324130806.544601211@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Alexander Shishkin commit ce666be89a8a09c5924ff08fc32e119f974bdab6 upstream. 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+ Link: https://lore.kernel.org/r/20200317062215.15598-6-alexander.shishkin@linux.intel.com Signed-off-by: Greg Kroah-Hartman --- drivers/hwtracing/intel_th/msu.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) --- a/drivers/hwtracing/intel_th/msu.c +++ b/drivers/hwtracing/intel_th/msu.c @@ -761,7 +761,7 @@ 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)) @@ -1295,7 +1295,7 @@ static int msc_buffer_alloc(struct msc * } else if (msc->mode == MSC_MODE_MULTI) { ret = msc_buffer_multi_alloc(msc, nr_pages, nr_wins); } else { - ret = -ENOTSUPP; + ret = -EINVAL; } if (!ret) { @@ -1531,7 +1531,7 @@ static ssize_t intel_th_msc_read(struct if (ret >= 0) *ppos = iter->offset; } else { - ret = -ENOTSUPP; + ret = -EINVAL; } put_count: