--- /usr/ports/security/openct/files/patch-ctapi.c	1970-01-01 01:00:00.000000000 +0100
+++ /usr/ports/security/openct/files/patch-ctapi.c	2013-07-05 10:23:33.000000000 +0200
@@ -0,0 +1,15 @@ 
+--- src/ctapi/ctapi.c	2006-04-25 23:58:06.000000000 +0200
++++ src/ctapi/ctapi.c	2013-07-05 10:08:41.000000000 +0200
+@@ -562,7 +562,11 @@
+ 	ct->next = cardTerminals;
+ 	cardTerminals = ct;
+ 	ct->cwd = &ct->mf;
+-	ct_reader_info(pn, &info);
++	if (ct_reader_info(pn, &info) < 0) { 
++		free(ct);
++		ct_error("ct_reader_info failed\n");
++		return ERR_INVALID;
++	}
+ 	ct->mf.id = 0x3f00;
+ 	ct->mf.gen = dir;
+ 	ct->mf.dir[0] = &ct->mf;