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=-6.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 117C6C433E0 for ; Wed, 20 May 2020 06:58:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DA4E920756 for ; Wed, 20 May 2020 06:58:06 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="N0MSZ9g1" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726493AbgETG6G (ORCPT ); Wed, 20 May 2020 02:58:06 -0400 Received: from us-smtp-1.mimecast.com ([207.211.31.81]:42545 "EHLO us-smtp-delivery-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726369AbgETG6F (ORCPT ); Wed, 20 May 2020 02:58:05 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1589957883; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=22TzjxdhHFi3fn0C24natifEiTLxnXkUr54Z/g+wEUs=; b=N0MSZ9g1rdhzwuQFF3sruwZ2PI7Aypj4VcDjBkJYr6Jfqa2r8w9jfJU5me/p5RZqb/hzj1 mm7xlWbcezSxxZO+ilkUfQg2tb185UtYAtqral8szh+hkNXwLMkV/48qb3tCxquHnHzR+I zR/cdVWF85Aey/t/XCf3WoAZwoog+jg= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-267-DvYFG_85MiaNU-EosSvcVg-1; Wed, 20 May 2020 02:58:00 -0400 X-MC-Unique: DvYFG_85MiaNU-EosSvcVg-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id D0FBC8005AA; Wed, 20 May 2020 06:57:58 +0000 (UTC) Received: from jason-ThinkPad-X1-Carbon-6th.redhat.com (ovpn-13-246.pek2.redhat.com [10.72.13.246]) by smtp.corp.redhat.com (Postfix) with ESMTP id E92A526198; Wed, 20 May 2020 06:57:52 +0000 (UTC) From: Jason Wang To: geert@linux-m68k.org Cc: linux-m68k@lists.linux-m68k.org, linux-kernel@vger.kernel.org, mst@redhat.com, Jason Wang , kbuild test robot Subject: [PATCH] m68k: add missing __user annotation in get_user() Date: Wed, 20 May 2020 14:57:50 +0800 Message-Id: <20200520065750.8401-1-jasowang@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Sender: linux-m68k-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-m68k@vger.kernel.org The ptr is a pointer to userspace memory. So we need annotate it with __user otherwise we may get sparse warnings like: drivers/vhost/vhost.c:1603:13: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const *__gu_ptr @@ got unsigned int [noderef] [usertypvoid const *__gu_ptr @@ drivers/vhost/vhost.c:1603:13: sparse: expected void const *__gu_ptr drivers/vhost/vhost.c:1603:13: sparse: got unsigned int [noderef] [usertype] *idxp Cc: Geert Uytterhoeven Cc: linux-m68k@lists.linux-m68k.org Cc: linux-kernel@vger.kernel.org Reported-by: kbuild test robot Signed-off-by: Jason Wang --- arch/m68k/include/asm/uaccess_mm.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/m68k/include/asm/uaccess_mm.h b/arch/m68k/include/asm/uaccess_mm.h index 7e85de984df1..9ae9f8d05925 100644 --- a/arch/m68k/include/asm/uaccess_mm.h +++ b/arch/m68k/include/asm/uaccess_mm.h @@ -142,7 +142,7 @@ asm volatile ("\n" \ __get_user_asm(__gu_err, x, ptr, u32, l, r, -EFAULT); \ break; \ case 8: { \ - const void *__gu_ptr = (ptr); \ + const void __user *__gu_ptr = (ptr); \ union { \ u64 l; \ __typeof__(*(ptr)) t; \ -- 2.20.1