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 36d8e486a2a409b4c0a44339aea4a06158af30e4..20fcdbe714525680ef5ffeb976275a73b439aaa4 100644 (file)
--- 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;