Another empty X509_NAME fix.
diff --git a/crypto/asn1/t_x509.c b/crypto/asn1/t_x509.c
index ff4a991..454c695 100644
--- a/crypto/asn1/t_x509.c
+++ b/crypto/asn1/t_x509.c
@@ -440,6 +440,8 @@
 	ll=80-2-obase;
 
 	s=X509_NAME_oneline(name,buf,256);
+	if (!*s)
+		return 1;
 	s++; /* skip the first slash */
 
 	l=ll;