Add an assert for the benefit of static analysers

f2336782 · Poul-Henning Kamp · 6b717fb1 · f2336782
Commit f2336782 authored Jun 29, 2013 by Poul-Henning Kamp
Hide whitespace changes
Inline Side-by-side

Showing with 3 additions and 1 deletion

vtree.h include/vtree.h +3 -1

No files found.
--- a/include/vtree.h
+++ b/include/vtree.h
@@ -584,8 +584,10 @@ name##_VRB_REMOVE(struct name *head, struct type *elm)			\
 	} else								\
 		VRB_ROOT(head) = child;					\
 color:									\
-	if (color == VRB_BLACK)						\
+	if (color == VRB_BLACK) {					\
+		AN(parent);						\
 		name##_VRB_REMOVE_COLOR(head, parent, child);		\
+	}								\
 	return (old);							\
 }									\
 									\