Index: dsn.c
===================================================================
--- dsn.c	(revision 7982)
+++ dsn.c	(revision 7983)
@@ -128,6 +128,7 @@
 	const char *sy = c->next->str;
 	pcb_bool succ;
 	pcb_coord_t x, y, dia, drill;
+	long l1, l2;
 	const char *unit = (type == TYPE_PCB) ? "mm" : "nm";
 
 	if (strncmp(name, "via_", 4) != 0) {
@@ -136,11 +137,14 @@
 	}
 
 	name += 4;
-	if (sscanf(name, "%ld_%ld", &dia, &drill) != 2) {
+	if (sscanf(name, "%ld_%ld", &l1, &l2) != 2) {
 		pcb_message(PCB_MSG_ERROR, "import_dsn: skipping via with invalid name (diameters): %s\n", name);
 		return;
 	}
 
+	dia = l1;
+	drill = l2;
+
 	x = pcb_get_value(sx, unit, NULL, &succ);
 	if (!succ) {
 		pcb_message(PCB_MSG_ERROR, "import_dsn: skipping via segment because x coord is invalid: %s\n", sx);