letterbox

commit 02e84b5161ed141ac051d10fd3c647dcfc79819b
parent 6cfc732f25d6739ee53d9417f2e688b76aef3125
Author: Brian C. Lane <bcl@brianlane.com>
Date:   Sat,  7 Mar 2020 17:36:14 -0800

Make changes suggested by linter

Drop unused field from env, and simplify adding a list of ips to
allowedHosts.

Diffstat:
M
main.go
 | 
5
+----

1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/main.go b/main.go
@@ -128,9 +128,7 @@ func parseHosts() {
 		// Does it look like a hostname?
 		ips, err := net.LookupIP(h)
 		if err == nil {
-			for _, ip := range ips {
-				allowedHosts = append(allowedHosts, ip)
-			}
+			allowedHosts = append(allowedHosts, ips...)
 		}
 	}
 }
@@ -140,7 +138,6 @@ type env struct {
 	rcpts      []smtpd.MailAddress
 	destDirs   []*maildir.Dir
 	deliveries []*maildir.Delivery
-	tmpfile    string
 }
 
 // AddRecipient is called when RCPT TO is received