pkcs8: Initialize salt and IV properly.

src/libstrongswan/plugins/pkcs8/pkcs8_builder.c

@@ -535,7 +535,7 @@ static const asn1Object_t encryptedPKIObjects[] = {
 static private_key_t *parse_encrypted_private_key(chunk_t blob)
 {
 	asn1_parser_t *parser;
-	chunk_t object, params, salt, iv;
+	chunk_t object, params, salt = chunk_empty, iv = chunk_empty;
 	u_int64_t iterations = 0;
 	int objectID;
 	encryption_algorithm_t encr = ENCR_UNDEFINED;