From: Matt Carlson <mcarlson@broadcom.com>
Date: Wed, 27 Jul 2011 14:20:48 +0000 (+0000)
Subject: tg3: Remove short DMA check for 1st fragment
X-Git-Tag: v2.6.39-400.9.0~423^2~19^2~11^2~694
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=7e573ca8781c44f4b44dfae39027a373026945a7;p=users%2Fjedix%2Flinux-maple.git

tg3: Remove short DMA check for 1st fragment

The first fragment of an skb should always be greater than 8 bytes.

Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
(cherry picked from commit 13350ea78bd687a229af0f6052d2f45aa50a6524)

Signed-off-by: Joe Jin <joe.jin@oracle.com>
---

diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 36d8e486a2a4..20fcdbe71452 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -6174,9 +6174,6 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
 
 	would_hit_hwbug = 0;
 
-	if (tg3_flag(tp, SHORT_DMA_BUG) && len <= 8)
-		would_hit_hwbug = 1;
-
 	if (tg3_4g_overflow_test(mapping, len))
 		would_hit_hwbug = 1;