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/enic/vnic_vic.h b/drivers/net/enic/vnic_vic.h
index 085c2a2..7e46e5e 100644
--- a/drivers/net/enic/vnic_vic.h
+++ b/drivers/net/enic/vnic_vic.h
@@ -44,7 +44,7 @@
 		u16 length;
 		u8 value[0];
 	} tlv[0];
-} __attribute__ ((packed));
+} __packed;
 
 #define VIC_PROVINFO_MAX_DATA		1385
 #define VIC_PROVINFO_MAX_TLV_DATA (VIC_PROVINFO_MAX_DATA - \