Ian Campbell
2013-Feb-06 17:18 UTC
[PATCH 4/4] netback: correct netbk_tx_err to handle wrap around.
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Acked-by: Jan Beulich <JBeulich@suse.com>
---
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 1a99288..28d5e06 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