parent = *p;
__ipo = rb_entry(parent, struct io_piece, rb_node);
- if (ipo->offset < __ipo->offset)
+ if (ipo->file < __ipo->file)
+ p = &(*p)->rb_left;
+ else if (ipo->file > __ipo->file)
+ p = &(*p)->rb_right;
+ else if (ipo->offset < __ipo->offset)
p = &(*p)->rb_left;
else if (ipo->offset > __ipo->offset)
p = &(*p)->rb_right;