diff -drupN a/include/linux/module.h b/include/linux/module.h
--- a/include/linux/module.h	2018-08-06 17:23:04.000000000 +0300
+++ b/include/linux/module.h	2022-06-12 05:28:14.000000000 +0300
@@ -20,6 +20,7 @@
 #include <linux/export.h>
 #include <linux/extable.h>	/* only as arch move module.h -> extable.h */
 #include <linux/rbtree_latch.h>
+#include <linux/cfi.h>
 
 #include <linux/percpu.h>
 #include <asm/module.h>
@@ -127,13 +128,13 @@ extern void cleanup_module(void);
 
 /* Each module must use one module_init(). */
 #define module_init(initfn)					\
-	static inline initcall_t __inittest(void)		\
+	static inline initcall_t __maybe_unused __inittest(void)		\
 	{ return initfn; }					\
 	int init_module(void) __attribute__((alias(#initfn)));
 
 /* This is only required if you want to be unloadable. */
 #define module_exit(exitfn)					\
-	static inline exitcall_t __exittest(void)		\
+	static inline exitcall_t __maybe_unused __exittest(void)		\
 	{ return exitfn; }					\
 	void cleanup_module(void) __attribute__((alias(#exitfn)));
 
@@ -349,6 +350,10 @@ struct module {
 	const unsigned long *crcs;
 	unsigned int num_syms;
 
+#ifdef CONFIG_CFI_CLANG
+	cfi_check_fn cfi_check;
+#endif
+
 	/* Kernel parameters. */
 #ifdef CONFIG_SYSFS
 	struct mutex param_lock;