From 49bfc37c21174395f49e2d6bd65a66a1fc85e18f Mon Sep 17 00:00:00 2001
From: Gianni Moschini <leibowitz@users.noreply.github.com>
Date: Fri, 3 Feb 2017 19:41:45 +0000
Subject: [PATCH] Check if ExpirationDate is set (#28)

---
 gpg/gpg.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gpg/gpg.go b/gpg/gpg.go
index d01265dcec..990ff7d7af 100644
--- a/gpg/gpg.go
+++ b/gpg/gpg.go
@@ -236,7 +236,7 @@ type Key struct {
 
 // IsUseable returns true if GPG would assume this key is useable for encryption
 func (k Key) IsUseable() bool {
-	if k.ExpirationDate.Before(time.Now()) {
+	if !k.ExpirationDate.IsZero() && k.ExpirationDate.Before(time.Now()) {
 		return false
 	}
 	switch k.Validity {