void usb_show_tree_graph(struct usb_device *dev, char *pre)
{
int i, index;
- int has_child, last_child, port;
+ int has_child, last_child;
index = strlen(pre);
printf(" %s", pre);
/* found our pointer, see if we have a
* little sister
*/
- port = i;
while (i++ < dev->parent->maxchild) {
if (dev->parent->children[i] != NULL) {
/* found a sister */