Fix wrong timeout in lookupIP

The assignment is changed wrongly in process of refactoring parallel
dialer for resolving bootstrap IP.

While at it, also satisfy staticheck for jffs not enabled error.

internal/router/ddwrt.go

@@ -12,7 +12,8 @@ const (
 	nvramRCStartupKey   = "rc_startup"
 )
 
-var ddwrtJffs2NotEnabledErr = errors.New(`could not install service without jffs, follow this guide to enable:
+// lint:ignore ST1005 This error is for human.
+var errDdwrtJffs2NotEnabled = errors.New(`could not install service without jffs, follow this guide to enable:
 
 https://wiki.dd-wrt.com/wiki/index.php/Journalling_Flash_File_System
 `)

internal/router/router.go

@@ -84,7 +84,7 @@ func ConfigureService(sc *service.Config) error {
 	switch name {
 	case DDWrt:
 		if !ddwrtJff2Enabled() {
-			return ddwrtJffs2NotEnabledErr
+			return errDdwrtJffs2NotEnabled
 		}
 	case OpenWrt:
 		sc.Option["SysvScript"] = openWrtScript

resolver.go

@@ -143,7 +143,7 @@ func lookupIP(domain string, timeout int, withBootstrapDNS bool) (ips []string)
 	ProxyLog.Debug().Msgf("Resolving %q using bootstrap DNS %q", domain, resolver.nameservers)
 	timeoutMs := 2000
 	if timeout > 0 && timeout < timeoutMs {
-		timeoutMs = timeoutMs
+		timeoutMs = timeout
 	}
 	questionDomain := dns.Fqdn(domain)
 	ipFromRecord := func(record dns.RR) string {