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/8139cp.c b/drivers/net/8139cp.c
index 9c14975..e949ba8 100644
--- a/drivers/net/8139cp.c
+++ b/drivers/net/8139cp.c
@@ -322,7 +322,7 @@
 	__le32			rx_ok_mcast;
 	__le16			tx_abort;
 	__le16			tx_underrun;
-} __attribute__((packed));
+} __packed;
 
 struct cp_extra_stats {
 	unsigned long		rx_frags;