ogl_beamforming

Commit: d54d9f5e5d79e35c312b8145dd3986e557b3faaf
Parent: d75294f88389f24df5ffab8485a09109a4701188
Author: Tyler Henry
Date:   Tue, 21 Jul 2026 12:36:19 -0600

util: don't add links to the `nil` value in DLLInsert

fixes: #70

Diffstat:
M
util.h
 | 
2
+-

1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/util.h b/util.h
@@ -164,7 +164,7 @@ typedef u64      uptr;
 #define DLLInsert(nil, f, l, n, next, prev) (\
 	((f) == 0 || (f) == nil) ? ((f) = (l) = (n), (n)->next = (n)->prev = nil) :\
 	((n)->next = (f), (n)->prev = (f)->prev, (f)->prev = (n), (f) = (n)),\
-	((n)->prev ? ((n)->prev->next = (n)) : (0)))
+	(((n)->prev && (n)->prev != nil) ? ((n)->prev->next = (n)) : (0)))
 
 #define DLLInsertFirst(nil, f, l, n, next, prev) DLLInsert(nil, f, l, n, next, prev)
 #define DLLInsertLast(nil, f, l, n, next, prev)  DLLInsert(nil, l, f, n, prev, next)