Index: asn1-x509.c
==================================================================
--- asn1-x509.c
+++ asn1-x509.c
@@ -203,11 +203,10 @@
 
 	return(x509.serial_number.asn1rep_len);
 }
 
 static ssize_t x509_to_pubkey(void *x509_der_buf, size_t x509_der_buf_len, void **outbuf) {
-	struct asn1_object null, pubkey, modulus, exponent;
 	struct x509_object x509;
 	int read_ret;
 
 	read_ret = asn1_x509_read_object(x509_der_buf, x509_der_buf_len, &x509);
 	if (read_ret != 0) {