some linting

helper/communicator/sshkey/generate.go

@@ -141,6 +141,9 @@ func PairFromDSA(key *dsa.PrivateKey) (*Pair, error) {
 		Priv:    key.X,
 	}
 	kb, err := asn1.Marshal(k)
+	if err != nil {
+		return nil, err
+	}
 	privBlk := &pem.Block{
 		Type:    "DSA PRIVATE KEY",
 		Headers: nil,

helper/communicator/sshkey/generate_test.go

@@ -8,9 +8,6 @@ import (
 )
 
 func TestGeneratePair_parseable(t *testing.T) {
-	type args struct {
-		t Algorithm
-	}
 	tests := []struct {
 		t Algorithm
 	}{