netdev - [PATCH net-next 5/8] tg3: Futureproof the loopback test

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Date:	Thu, 30 Sep 2010 13:34:34 -0700
From:	"Matt Carlson" <mcarlson@...adcom.com>
To:	davem@...emloft.net
cc:	netdev@...r.kernel.org, andy@...yhouse.net, mcarlson@...adcom.com
Subject: [PATCH net-next 5/8] tg3: Futureproof the loopback test

There are other multiqueue modes 5717 and 5719 devices can assume.  This
patch makes sure that the loopback test is safe, should those other
modes be enabled in the future.

Signed-off-by: Matt Carlson <mcarlson@...adcom.com>
Reviewed-by: Michael Chan <mchan@...adcom.com>
---
 drivers/net/tg3.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index d76e718..50b7e35 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -10642,7 +10642,8 @@ static int tg3_run_loopback(struct tg3 *tp, int loopback_mode)
 	tnapi = &tp->napi[0];
 	rnapi = &tp->napi[0];
 	if (tp->irq_cnt > 1) {
-		rnapi = &tp->napi[1];
+		if (tp->tg3_flags3 & TG3_FLG3_ENABLE_RSS)
+			rnapi = &tp->napi[1];
 		if (tp->tg3_flags3 & TG3_FLG3_ENABLE_TSS)
 			tnapi = &tp->napi[1];
 	}
-- 
1.7.2.2


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