From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ian Campbell Subject: [PATCH v2 4/4] netback: correct netbk_tx_err to handle wrap around. Date: Thu, 7 Feb 2013 09:41:38 +0000 Message-ID: <1360230098-28218-4-git-send-email-ian.campbell@citrix.com> References: <1360230078.32479.41.camel@zakaz.uk.xensource.com> Mime-Version: 1.0 Content-Type: text/plain Cc: , Ian Campbell To: Return-path: Received: from smtp02.citrix.com ([66.165.176.63]:56517 "EHLO SMTP02.CITRIX.COM" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755656Ab3BGJll (ORCPT ); Thu, 7 Feb 2013 04:41:41 -0500 In-Reply-To: <1360230078.32479.41.camel@zakaz.uk.xensource.com> Sender: netdev-owner@vger.kernel.org List-ID: Signed-off-by: Ian Campbell Acked-by: Jan Beulich Cc: # 3.0+ --- drivers/net/xen-netback/netback.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c index dcb2d4d..2b9520c 100644 --- 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 *vif, 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); -- 1.7.2.5