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authorIan Campbell <Ian.Campbell@citrix.com>2013-02-06 23:41:38 +0000
committerDavid S. Miller <davem@davemloft.net>2013-02-07 23:29:29 -0500
commitb9149729ebdcfce63f853aa54a404c6a8f6ebbf3 (patch)
treea3ca13aa2b6ac2c022fae1a1680856a5261321c7
parent4cc7c1cb7b11b6f3515bd9075527576a1eecc4aa (diff)
downloadlinux-b9149729ebdcfce63f853aa54a404c6a8f6ebbf3.tar.bz2
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> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/xen-netback/netback.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c
index dcb2d4d3c3ea..2b9520c46e97 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);