From patchwork Tue Jan 26 07:16:07 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cindy Lu X-Patchwork-Id: 12047877 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=-16.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 73603C433DB for ; Tue, 26 Jan 2021 19:02:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3BEDA22228 for ; Tue, 26 Jan 2021 19:02:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727839AbhAZRFA (ORCPT ); Tue, 26 Jan 2021 12:05:00 -0500 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:47526 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732781AbhAZHRv (ORCPT ); Tue, 26 Jan 2021 02:17:51 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1611645379; 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=yIlOP1z9vmdG98LkyGhO2vFGnoyUBAuXU0XkS/MGEis=; b=XZRBanOROXjvGT86XL5Tm+8SD+hmsy/M30kFh4XrW6K6K3GuQEDameyOSYI+pdRr/W6m4K 79aGtkTmGvK1UxqPMt5GFgCn2/pKWaf8gestnENXLmN49PkWBR7mgF8Nnz3MpUNEqVZMAX XBIRImtRM0oLa2rR0HJk+hWODnUeKhU= 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-89-aLjSun_bOb2qfWCJd3owGA-1; Tue, 26 Jan 2021 02:16:17 -0500 X-MC-Unique: aLjSun_bOb2qfWCJd3owGA-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 4C17F190B2A1; Tue, 26 Jan 2021 07:16:16 +0000 (UTC) Received: from laptop.redhat.com (ovpn-12-115.pek2.redhat.com [10.72.12.115]) by smtp.corp.redhat.com (Postfix) with ESMTP id B044E5D74E; Tue, 26 Jan 2021 07:16:10 +0000 (UTC) From: Cindy Lu To: lulu@redhat.com, jasowang@redhat.com, mst@redhat.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org Cc: stable@vger.kernel.org Subject: [PATCH v3] vhost_vdpa: fix the problem in vhost_vdpa_set_config_call Date: Tue, 26 Jan 2021 15:16:07 +0800 Message-Id: <20210126071607.31487-1-lulu@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org In vhost_vdpa_set_config_call, the cb.private should be vhost_vdpa. this cb.private will finally use in vhost_vdpa_config_cb as vhost_vdpa. Fix this issue. Cc: stable@vger.kernel.org Fixes: 776f395004d82 ("vhost_vdpa: Support config interrupt in vdpa") Signed-off-by: Cindy Lu --- drivers/vhost/vdpa.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c index ef688c8c0e0e..3fbb9c1f49da 100644 --- a/drivers/vhost/vdpa.c +++ b/drivers/vhost/vdpa.c @@ -319,7 +319,7 @@ static long vhost_vdpa_set_config_call(struct vhost_vdpa *v, u32 __user *argp) struct eventfd_ctx *ctx; cb.callback = vhost_vdpa_config_cb; - cb.private = v->vdpa; + cb.private = v; if (copy_from_user(&fd, argp, sizeof(fd))) return -EFAULT;