diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c
index 8c225ef..9b54fea 100644
--- a/net/bluetooth/smp.c
+++ b/net/bluetooth/smp.c
@@ -165,7 +165,7 @@
 
 	lh = (struct l2cap_hdr *) skb_put(skb, L2CAP_HDR_SIZE);
 	lh->len = cpu_to_le16(sizeof(code) + dlen);
-	lh->cid = cpu_to_le16(L2CAP_CID_SMP);
+	lh->cid = __constant_cpu_to_le16(L2CAP_CID_SMP);
 
 	memcpy(skb_put(skb, sizeof(code)), &code, sizeof(code));