Use CopyExact

diff --git a/dht/dht.go b/dht/dht.go
index d50115f306837c428ca121b0c59e9bd18c2d8267..ba792a11b08316748c6d318026467312b23a32bf 100644 (file)
--- a/dht/dht.go
+++ b/dht/dht.go
@@ -773,9 +773,7 @@ func (cni *NodeInfo) UnmarshalCompact(b []byte) error {
        if len(b) != 26 {
                return errors.New("expected 26 bytes")
        }
-       if 20 != copy(cni.ID[:], b[:20]) {
-               panic("impossibru!")
-       }
+       util.CopyExact(cni.ID[:], b[:20])
        cni.Addr = newDHTAddr(&net.UDPAddr{
                IP:   net.IPv4(b[20], b[21], b[22], b[23]),
                Port: int(binary.BigEndian.Uint16(b[24:26])),