diff --git a/net/bluetooth/af_bluetooth.c b/net/bluetooth/af_bluetooth.c
index 4dca0299ed96875b16a80929a98b3a6972003be4..339c74ad45538f931ee1c31edb96c3f3f3298074 100644
--- a/net/bluetooth/af_bluetooth.c
+++ b/net/bluetooth/af_bluetooth.c
@@ -709,8 +709,11 @@ EXPORT_SYMBOL_GPL(bt_debugfs);
 
 static int __init bt_init(void)
 {
+	struct sk_buff *skb;
 	int err;
 
+	BUILD_BUG_ON(sizeof(struct bt_skb_cb) > sizeof(skb->cb));
+
 	BT_INFO("Core ver %s", VERSION);
 
 	bt_debugfs = debugfs_create_dir("bluetooth", NULL);