cmd/derpprobe: fix fmt bug
@@ -234,7 +234,7 @@ func probeUDP(ctx context.Context, dm *tailcfg.DERPMap, n *tailcfg.DERPNode) (la
d := time.Since(t0)
if err != nil {
if ctx.Err() != nil {
- return 0, fmt.Errorf("timeout reading from %v: %v", ip)
+ return 0, fmt.Errorf("timeout reading from %v: %v", ip, err)
}
if d < time.Second {
return 0, fmt.Errorf("error reading from %v: %v", ip, err)
