| Date | Tue, 26 Mar 2013 13:21:29 -0400 | From | Steven Rostedt <> | Subject | [PATCH 30/86] netback: correct netbk_tx_err to handle wrap around. |
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3.6.11.1 stable review patch. If anyone has any objections, please let me know.
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From: Ian Campbell <Ian.Campbell@citrix.com>
[ Upstream commit b9149729ebdcfce63f853aa54a404c6a8f6ebbf3 ]
Signed-off-by: Ian Campbell <ian.campbell@citrix.com> Acked-by: Jan Beulich <JBeulich@suse.com> Signed-off-by: David S. Miller <davem@davemloft.net> --- drivers/net/xen-netback/netback.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c index 7e18de2..4da6af5 100644 --- a/drivers/net/xen-netback/netback.c +++ b/drivers/net/xen-netback/netback.c @@ -851,7 +851,7 @@ 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); -- 1.7.10.4
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