Alberto Bertogli 04dd8b9534 Remove unreachable code, and don't leak contexts ...

This patch performs some minor cleanups for things detected by "go vet":

 - Remove one line of unreachable code.
 - Don't leak contexts until their deadline expires, cancel them.

2016-10-10 00:51:04 +01:00

..

courier.go

Distinguish between permanent and transient errors

2016-10-10 00:51:04 +01:00

procmail_test.go

Distinguish between permanent and transient errors

2016-10-10 00:51:04 +01:00

procmail.go

Remove unreachable code, and don't leak contexts

2016-10-10 00:51:04 +01:00

smtp_test.go

Distinguish between permanent and transient errors

2016-10-10 00:51:04 +01:00

smtp.go

Improve handling of <> addresses

2016-10-10 00:51:04 +01:00