--- zzzz-none-000/linux-4.9.276/include/linux/idr.h	2021-07-20 14:21:16.000000000 +0000
+++ falcon-5530-750/linux-4.9.276/include/linux/idr.h	2023-04-05 08:19:02.000000000 +0000
@@ -84,7 +84,7 @@
 		 int (*fn)(int id, void *p, void *data), void *data);
 void *idr_get_next(struct idr *idp, int *nextid);
 void *idr_replace(struct idr *idp, void *ptr, int id);
-void idr_remove(struct idr *idp, int id);
+void *idr_remove(struct idr *idp, int id);
 void idr_destroy(struct idr *idp);
 void idr_init(struct idr *idp);
 bool idr_is_empty(struct idr *idp);