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/orinoco/fw.c b/drivers/net/wireless/orinoco/fw.c
index 3e1947d..259d758 100644
--- a/drivers/net/wireless/orinoco/fw.c
+++ b/drivers/net/wireless/orinoco/fw.c
@@ -49,7 +49,7 @@
 	__le32 pri_offset;      /* Offset to primary plug data */
 	__le32 compat_offset;   /* Offset to compatibility data*/
 	char signature[0];      /* FW signature length headersize-20 */
-} __attribute__ ((packed));
+} __packed;
 
 /* Check the range of various header entries. Return a pointer to a
  * description of the problem, or NULL if everything checks out. */