Bluetooth: Use __packed annotation

To make net/ and include/net/ code consistent use __packed instead of
__attribute__ ((packed)). Bluetooth subsystem was one of the last net
subsys still using __attribute__ ((packed)).

Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h
index 4b86c78..636724b 100644
--- a/include/net/bluetooth/l2cap.h
+++ b/include/net/bluetooth/l2cap.h
@@ -131,31 +131,31 @@
 struct l2cap_hdr {
 	__le16     len;
 	__le16     cid;
-} __attribute__ ((packed));
+} __packed;
 #define L2CAP_HDR_SIZE		4
 
 struct l2cap_cmd_hdr {
 	__u8       code;
 	__u8       ident;
 	__le16     len;
-} __attribute__ ((packed));
+} __packed;
 #define L2CAP_CMD_HDR_SIZE	4
 
 struct l2cap_cmd_rej {
 	__le16     reason;
-} __attribute__ ((packed));
+} __packed;
 
 struct l2cap_conn_req {
 	__le16     psm;
 	__le16     scid;
-} __attribute__ ((packed));
+} __packed;
 
 struct l2cap_conn_rsp {
 	__le16     dcid;
 	__le16     scid;
 	__le16     result;
 	__le16     status;
-} __attribute__ ((packed));
+} __packed;
 
 /* channel indentifier */
 #define L2CAP_CID_SIGNALING	0x0001
@@ -179,14 +179,14 @@
 	__le16     dcid;
 	__le16     flags;
 	__u8       data[0];
-} __attribute__ ((packed));
+} __packed;
 
 struct l2cap_conf_rsp {
 	__le16     scid;
 	__le16     flags;
 	__le16     result;
 	__u8       data[0];
-} __attribute__ ((packed));
+} __packed;
 
 #define L2CAP_CONF_SUCCESS	0x0000
 #define L2CAP_CONF_UNACCEPT	0x0001
@@ -197,7 +197,7 @@
 	__u8       type;
 	__u8       len;
 	__u8       val[0];
-} __attribute__ ((packed));
+} __packed;
 #define L2CAP_CONF_OPT_SIZE	2
 
 #define L2CAP_CONF_HINT		0x80
@@ -218,7 +218,7 @@
 	__le16     retrans_timeout;
 	__le16     monitor_timeout;
 	__le16     max_pdu_size;
-} __attribute__ ((packed));
+} __packed;
 
 #define L2CAP_MODE_BASIC	0x00
 #define L2CAP_MODE_RETRANS	0x01
@@ -229,22 +229,22 @@
 struct l2cap_disconn_req {
 	__le16     dcid;
 	__le16     scid;
-} __attribute__ ((packed));
+} __packed;
 
 struct l2cap_disconn_rsp {
 	__le16     dcid;
 	__le16     scid;
-} __attribute__ ((packed));
+} __packed;
 
 struct l2cap_info_req {
 	__le16      type;
-} __attribute__ ((packed));
+} __packed;
 
 struct l2cap_info_rsp {
 	__le16      type;
 	__le16      result;
 	__u8        data[0];
-} __attribute__ ((packed));
+} __packed;
 
 /* info type */
 #define L2CAP_IT_CL_MTU     0x0001