1 files changed, 6 insertions, 0 deletions
diff --git a/vendor/github.com/google/certificate-transparency-go/x509/error.go b/vendor/github.com/google/certificate-transparency-go/x509/error.go
index 63360ec8e2..40b7ef7d9f 100644
--- a/vendor/github.com/google/certificate-transparency-go/x509/error.go
+++ b/vendor/github.com/google/certificate-transparency-go/x509/error.go
@@ -163,12 +163,18 @@ func (e *Errors) Fatal() bool {
 
 // Empty indicates whether e has no errors.
 func (e *Errors) Empty() bool {
+	if e == nil {
+		return true
+	}
 	return len(e.Errs) == 0
 }
 
 // FirstFatal returns the first fatal error in e, or nil
 // if there is no fatal error.
 func (e *Errors) FirstFatal() error {
+	if e == nil {
+		return nil
+	}
 	for _, err := range e.Errs {
 		if err.Fatal {
 			return err