netback: correct netbk_tx_err to handle wrap around.
authorIan Campbell <Ian.Campbell@citrix.com>
Wed, 6 Feb 2013 23:41:38 +0000 (23:41 +0000)
committerDavid S. Miller <davem@davemloft.net>
Fri, 8 Feb 2013 04:29:29 +0000 (23:29 -0500)
commitb9149729ebdcfce63f853aa54a404c6a8f6ebbf3
treea3ca13aa2b6ac2c022fae1a1680856a5261321c7
parent4cc7c1cb7b11b6f3515bd9075527576a1eecc4aa
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>
drivers/net/xen-netback/netback.c