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/irda/donauboe.h b/drivers/net/irda/donauboe.h
index 0dbd193..36c3060 100644
--- a/drivers/net/irda/donauboe.h
+++ b/drivers/net/irda/donauboe.h
@@ -273,7 +273,7 @@
   __u8 control;                 /*Slot control/status see below */
   __u32 address;                /*Slot buffer address */
 }
-__attribute__ ((packed));
+__packed;
 
 #define OBOE_NTASKS OBOE_TXRING_OFFSET_IN_SLOTS