diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index eb60cf78af7743897e6cbeb299788c059e93c35d..31bf8127599021fa36f2a4210fdb43ae2127980b 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -4206,7 +4206,7 @@ static inline int l2cap_disconnect_req(struct l2cap_conn *conn,
 	chan = __l2cap_get_chan_by_scid(conn, dcid);
 	if (!chan) {
 		mutex_unlock(&conn->chan_lock);
-		return 0;
+		return -EBADSLT;
 	}
 
 	l2cap_chan_lock(chan);