release dfb stuff at end

diff --git a/nlsop.c b/nlsop.c
index 3b642e7..87b551b 100644 (file)
--- a/nlsop.c
+++ b/nlsop.c
@@ -473,5 +473,7 @@ int main(int argc,char **argv)
   scan_event(&d3_l,&x,&y,&z,&quit,&escape);
  }
 
+ d3_lattice_release(&d3_l);
+
  return 1;
 }