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/libertas_tf/libertas_tf.h b/drivers/net/wireless/libertas_tf/libertas_tf.h
index fbbaaae..737eac9 100644
--- a/drivers/net/wireless/libertas_tf/libertas_tf.h
+++ b/drivers/net/wireless/libertas_tf/libertas_tf.h
@@ -316,7 +316,7 @@
 	__le16 size;
 	__le16 seqnum;
 	__le16 result;
-} __attribute__ ((packed));
+} __packed;
 
 struct cmd_ctrl_node {
 	struct list_head list;
@@ -369,7 +369,7 @@
 
 	/*FW/HW capability */
 	__le32 fwcapinfo;
-} __attribute__ ((packed));
+} __packed;
 
 struct cmd_ds_mac_control {
 	struct cmd_header hdr;