progs/redbook: Fix memory leak in quadric.c.

diff --git a/progs/redbook/quadric.c b/progs/redbook/quadric.c
index 4e46c85..7e99098 100644 (file)
--- a/progs/redbook/quadric.c
+++ b/progs/redbook/quadric.c
@@ -116,6 +116,8 @@ void init(void)
    glNewList(startList+3, GL_COMPILE);
       gluPartialDisk(qobj, 0.0, 1.0, 20, 4, 0.0, 225.0);
    glEndList();
+
+   gluDeleteQuadric(qobj);
 }
 
 void display(void)