drivers/net: use __packed annotation

cleanup patch.

Use new __packed annotation in drivers/net/

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/dm9000.c b/drivers/net/dm9000.c
index abcc838..4fd6b2b 100644
--- a/drivers/net/dm9000.c
+++ b/drivers/net/dm9000.c
@@ -961,7 +961,7 @@
 	u8	RxPktReady;
 	u8	RxStatus;
 	__le16	RxLen;
-} __attribute__((__packed__));
+} __packed;
 
 /*
  *  Received a packet and pass to upper layer