Bluetooth: Remove pointless endian conversion helpers

The Bluetooth source uses some endian conversion helpers, that in the end
translate to kernel standard routines. So remove this obfuscation since it
is fully pointless.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index 3382950..bd0a4c1 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -812,7 +812,7 @@
 		goto done;
 	}
 
-	if (la.l2_psm && btohs(la.l2_psm) < 0x1001 &&
+	if (la.l2_psm && __le16_to_cpu(la.l2_psm) < 0x1001 &&
 				!capable(CAP_NET_BIND_SERVICE)) {
 		err = -EACCES;
 		goto done;
@@ -829,7 +829,8 @@
 		l2cap_pi(sk)->sport = la.l2_psm;
 		sk->sk_state = BT_BOUND;
 
-		if (btohs(la.l2_psm) == 0x0001 || btohs(la.l2_psm) == 0x0003)
+		if (__le16_to_cpu(la.l2_psm) == 0x0001 ||
+					__le16_to_cpu(la.l2_psm) == 0x0003)
 			l2cap_pi(sk)->sec_level = BT_SECURITY_SDP;
 	}
 
@@ -1015,9 +1016,9 @@
 		write_lock_bh(&l2cap_sk_list.lock);
 
 		for (psm = 0x1001; psm < 0x1100; psm += 2)
-			if (!__l2cap_get_sock_by_addr(htobs(psm), src)) {
-				l2cap_pi(sk)->psm   = htobs(psm);
-				l2cap_pi(sk)->sport = htobs(psm);
+			if (!__l2cap_get_sock_by_addr(cpu_to_le16(psm), src)) {
+				l2cap_pi(sk)->psm   = cpu_to_le16(psm);
+				l2cap_pi(sk)->sport = cpu_to_le16(psm);
 				err = 0;
 				break;
 			}
@@ -1106,11 +1107,11 @@
 	if (peer) {
 		la->l2_psm = l2cap_pi(sk)->psm;
 		bacpy(&la->l2_bdaddr, &bt_sk(sk)->dst);
-		la->l2_cid = htobs(l2cap_pi(sk)->dcid);
+		la->l2_cid = cpu_to_le16(l2cap_pi(sk)->dcid);
 	} else {
 		la->l2_psm = l2cap_pi(sk)->sport;
 		bacpy(&la->l2_bdaddr, &bt_sk(sk)->src);
-		la->l2_cid = htobs(l2cap_pi(sk)->scid);
+		la->l2_cid = cpu_to_le16(l2cap_pi(sk)->scid);
 	}
 
 	return 0;
@@ -2720,8 +2721,8 @@
 
 		str += sprintf(str, "%s %s %d %d 0x%4.4x 0x%4.4x %d %d %d\n",
 				batostr(&bt_sk(sk)->src), batostr(&bt_sk(sk)->dst),
-				sk->sk_state, btohs(pi->psm), pi->scid, pi->dcid,
-				pi->imtu, pi->omtu, pi->sec_level);
+				sk->sk_state, __le16_to_cpu(pi->psm), pi->scid,
+				pi->dcid, pi->imtu, pi->omtu, pi->sec_level);
 	}
 
 	read_unlock_bh(&l2cap_sk_list.lock);