From nobody Thu Apr 2 13:15:32 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3755CC6FA83 for ; Mon, 26 Sep 2022 13:11:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234486AbiIZNLo (ORCPT ); Mon, 26 Sep 2022 09:11:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54610 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235030AbiIZNLM (ORCPT ); Mon, 26 Sep 2022 09:11:12 -0400 X-Greylist: delayed 928 seconds by postgrey-1.37 at lindbergh.monkeyblade.net; Mon, 26 Sep 2022 04:40:25 PDT Received: from ssh249.corpemail.net (ssh249.corpemail.net [210.51.61.249]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4F4621C45AF for ; Mon, 26 Sep 2022 04:40:23 -0700 (PDT) Received: from ([60.208.111.195]) by ssh248.corpemail.net ((D)) with ASMTP (SSL) id VMO00020; Mon, 26 Sep 2022 19:13:20 +0800 Received: from localhost.localdomain (10.200.104.82) by jtjnmail201604.home.langchao.com (10.100.2.4) with Microsoft SMTP Server id 15.1.2507.12; Mon, 26 Sep 2022 19:13:21 +0800 From: Deming Wang To: , , , CC: Deming Wang Subject: [PATCH] virtio_ring: Drop unnecessary initialization of detach_buf_packed Date: Mon, 26 Sep 2022 06:29:46 -0400 Message-ID: <20220926102946.3097-1-wangdeming@inspur.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.200.104.82] tUid: 202292619132013c121f72e694547bc8f0020f2011671 X-Abuse-Reports-To: service@corp-email.com Abuse-Reports-To: service@corp-email.com X-Complaints-To: service@corp-email.com X-Report-Abuse-To: service@corp-email.com Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The variable is initialized but it is only used after its assignment. Signed-off-by: Deming Wang Acked-by: Jason Wang --- drivers/virtio/virtio_ring.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 8974c34b40fd..abac0a3de440 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -1544,7 +1544,7 @@ static bool virtqueue_kick_prepare_packed(struct virt= queue *_vq) static void detach_buf_packed(struct vring_virtqueue *vq, unsigned int id, void **ctx) { - struct vring_desc_state_packed *state =3D NULL; + struct vring_desc_state_packed *state; struct vring_packed_desc *desc; unsigned int i, curr; =20 --=20 2.27.0