tree_fini() is static.

src/vdp_pesi.c

@@ -496,7 +496,7 @@ node_fini(struct req *req, struct node *node)
 }
 
 /* recursively fini all nodes */
-inline void
+static inline void
 tree_fini(struct req *req, struct node *node)
 {
 	struct node *child;