[PATCH] Fix igb(4) build on 7-STABLE

[Arnaud Lacombe]

Driver from HEAD missed to isolate a variable.

Cc: Jack Vogel <jfvogel at gmail.com>
Signed-off-by: Arnaud Lacombe <lacombar at gmail.com>
---
 sys/dev/e1000/if_igb.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/sys/dev/e1000/if_igb.c b/sys/dev/e1000/if_igb.c
index cbf4d23..7fb2da0 100644
--- a/sys/dev/e1000/if_igb.c
+++ b/sys/dev/e1000/if_igb.c
@@ -2235,7 +2235,9 @@ igb_allocate_legacy(struct adapter *adapter)
 {
 	device_t		dev = adapter->dev;
 	struct igb_queue	*que = adapter->queues;
+#if __FreeBSD_version >= 800000
 	struct tx_ring		*txr = adapter->tx_rings;
+#endif
 	int			error, rid = 0;
 
 	/* Turn off all interrupts */
-- 
1.7.6.153.g78432