diff options
| author | Ian Campbell <Ian.Campbell@citrix.com> | 2013-02-06 23:41:38 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-02-14 10:48:29 -0800 |
| commit | 8bd686bf8a379fe7fe0fb79b6e1ced508eddec4a (patch) | |
| tree | c3f79b401727d95b8a7dd69ebe67819c573a2f92 | |
| parent | 5847062310d46afd500e3177fdea8e710127f831 (diff) | |
netback: correct netbk_tx_err to handle wrap around.
[ 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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | 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 dcb2d4d3c3e..2b9520c46e9 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); |