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/wireless/rtl818x/rtl818x.h b/drivers/net/wireless/rtl818x/rtl818x.h
index 8522490..978519d 100644
--- a/drivers/net/wireless/rtl818x/rtl818x.h
+++ b/drivers/net/wireless/rtl818x/rtl818x.h
@@ -185,7 +185,7 @@
 	u8	reserved_22[4];
 	__le16	TALLY_CNT;
 	u8	TALLY_SEL;
-} __attribute__((packed));
+} __packed;
 
 struct rtl818x_rf_ops {
 	char *name;