tg3: Use tg3_start_xmit_dma_bug for 5717 A0

The A0 revision of the 5717 has problems with short packet fragments.
It needs to use the tg3_start_xmit_dma_bug() routine.

Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 5fe5760..e7916bd 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -103,6 +103,7 @@
 #define  CHIPREV_ID_5906_A1		 0xc001
 #define  CHIPREV_ID_57780_A0		 0x57780000
 #define  CHIPREV_ID_57780_A1		 0x57780001
+#define  CHIPREV_ID_5717_A0		 0x05717000
 #define  GET_ASIC_REV(CHIP_REV_ID)	((CHIP_REV_ID) >> 12)
 #define   ASIC_REV_5700			 0x07
 #define   ASIC_REV_5701			 0x00