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=-9.9 required=3.0 tests=BAYES_00,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 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 D748BC433E7 for ; Mon, 12 Oct 2020 12:54:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9B1BD21D7F for ; Mon, 12 Oct 2020 12:54:26 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="KBtIotTa" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730021AbgJLMyZ (ORCPT ); Mon, 12 Oct 2020 08:54:25 -0400 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:40227 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729953AbgJLMyV (ORCPT ); Mon, 12 Oct 2020 08:54:21 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1602507260; 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: in-reply-to:in-reply-to:references:references; bh=1Tp/pxwbrRyeSEcnT8YJ4hvBMIWgGbY7I+4xmVDlJL0=; b=KBtIotTaeIuBc1YhE4nkPhrEsxgYFoKV7BxQyI8bkM8hqTWRvMrVbyvJUW0epfPKtVv2XF MeS4c+hpXt+E/RkV8v6KIbLN+ZPesZbctkUsw372TBFyEByBjFGRTrVibsqtwUuFJRuifr fpal0n5A7OrBinIQ530pccYxBw7ufrY= 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-532-P9hBt8v5OGyUYVPnu833Qw-1; Mon, 12 Oct 2020 08:54:17 -0400 X-MC-Unique: P9hBt8v5OGyUYVPnu833Qw-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 0DCFB6415D; Mon, 12 Oct 2020 12:54:16 +0000 (UTC) Received: from t480s.redhat.com (ovpn-113-251.ams2.redhat.com [10.36.113.251]) by smtp.corp.redhat.com (Postfix) with ESMTP id 6E13160C07; Mon, 12 Oct 2020 12:54:11 +0000 (UTC) From: David Hildenbrand To: linux-kernel@vger.kernel.org Cc: linux-mm@kvack.org, virtualization@lists.linux-foundation.org, Andrew Morton , "Michael S . Tsirkin" , David Hildenbrand , Jason Wang , Pankaj Gupta Subject: [PATCH v1 04/29] virtio-mem: drop rc2 in virtio_mem_mb_plug_and_add() Date: Mon, 12 Oct 2020 14:52:58 +0200 Message-Id: <20201012125323.17509-5-david@redhat.com> In-Reply-To: <20201012125323.17509-1-david@redhat.com> References: <20201012125323.17509-1-david@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We can drop rc2, we don't actually need the value. Cc: "Michael S. Tsirkin" Cc: Jason Wang Cc: Pankaj Gupta Signed-off-by: David Hildenbrand --- drivers/virtio/virtio_mem.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/virtio/virtio_mem.c b/drivers/virtio/virtio_mem.c index 78c2fbcddcf8..b3eebac7191f 100644 --- a/drivers/virtio/virtio_mem.c +++ b/drivers/virtio/virtio_mem.c @@ -1072,7 +1072,7 @@ static int virtio_mem_mb_plug_and_add(struct virtio_mem *vm, uint64_t *nb_sb) { const int count = min_t(int, *nb_sb, vm->nb_sb_per_mb); - int rc, rc2; + int rc; if (WARN_ON_ONCE(!count)) return -EINVAL; @@ -1103,13 +1103,12 @@ static int virtio_mem_mb_plug_and_add(struct virtio_mem *vm, dev_err(&vm->vdev->dev, "adding memory block %lu failed with %d\n", mb_id, rc); - rc2 = virtio_mem_mb_unplug_sb(vm, mb_id, 0, count); /* * TODO: Linux MM does not properly clean up yet in all cases * where adding of memory failed - especially on -ENOMEM. */ - if (rc2) + if (virtio_mem_mb_unplug_sb(vm, mb_id, 0, count)) new_state = VIRTIO_MEM_MB_STATE_PLUGGED; virtio_mem_mb_set_state(vm, mb_id, new_state); return rc; -- 2.26.2