diff --git a/include/linux/kasan.h b/include/linux/kasan.h
index ceebcb9de7bf..b092277bf48d 100644
--- a/include/linux/kasan.h
+++ b/include/linux/kasan.h
@@ -23,10 +23,10 @@ struct task_struct;
 
 typedef unsigned int __bitwise kasan_vmalloc_flags_t;
 
-#define KASAN_VMALLOC_NONE		0x00u
-#define KASAN_VMALLOC_INIT		0x01u
-#define KASAN_VMALLOC_VM_ALLOC		0x02u
-#define KASAN_VMALLOC_PROT_NORMAL	0x04u
+#define KASAN_VMALLOC_NONE		((__force kasan_vmalloc_flags_t)0x00u)
+#define KASAN_VMALLOC_INIT		((__force kasan_vmalloc_flags_t)0x01u)
+#define KASAN_VMALLOC_VM_ALLOC		((__force kasan_vmalloc_flags_t)0x02u)
+#define KASAN_VMALLOC_PROT_NORMAL	((__force kasan_vmalloc_flags_t)0x04u)
 
 #if defined(CONFIG_KASAN_GENERIC) || defined(CONFIG_KASAN_SW_TAGS)