From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757902Ab3BLVA3 (ORCPT ); Tue, 12 Feb 2013 16:00:29 -0500 Received: from mail.linuxfoundation.org ([140.211.169.12]:53584 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755030Ab3BLUgF (ORCPT ); Tue, 12 Feb 2013 15:36:05 -0500 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Ian Campbell , Jan Beulich , "David S. Miller" Subject: [ 42/61] netback: correct netbk_tx_err to handle wrap around. Date: Tue, 12 Feb 2013 12:35:02 -0800 Message-Id: <20130212203423.762980310@linuxfoundation.org> X-Mailer: git-send-email 1.8.1.rc1.5.g7e0651a In-Reply-To: <20130212203417.890993903@linuxfoundation.org> References: <20130212203417.890993903@linuxfoundation.org> User-Agent: quilt/0.60-2.1.2 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.7-stable review patch. If anyone has any objections, please let me know. ------------------ From: Ian Campbell [ Upstream commit b9149729ebdcfce63f853aa54a404c6a8f6ebbf3 ] Signed-off-by: Ian Campbell Acked-by: Jan Beulich Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- drivers/net/xen-netback/netback.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/net/xen-netback/netback.c +++ b/drivers/net/xen-netback/netback.c @@ -880,7 +880,7 @@ static void netbk_tx_err(struct xenvif * do { make_tx_response(vif, txp, XEN_NETIF_RSP_ERROR); - if (cons >= end) + if (cons == end) break; txp = RING_GET_REQUEST(&vif->tx, cons++); } while (1);