From 835927f5d57036507a6e058b82368bcea29844a2 Mon Sep 17 00:00:00 2001
From: xenolf <xenolf@users.noreply.github.com>
Date: Sun, 18 Oct 2015 00:25:46 +0200
Subject: [PATCH] Clean-up ugly zero time check

---
 acme/crypto.go | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/acme/crypto.go b/acme/crypto.go
index 8be4c76a..9e8f3f0b 100644
--- a/acme/crypto.go
+++ b/acme/crypto.go
@@ -60,8 +60,7 @@ func generateDerCert(privKey *rsa.PrivateKey, expiration time.Time, domain strin
 		return nil, err
 	}
 
-	zero := time.Time{}
-	if expiration == zero {
+	if expiration.IsZero() {
 		expiration = time.Now().Add(365)
 	}