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-rw-r--r--mm/kasan/kasan.h2
1 files changed, 0 insertions, 2 deletions
diff --git a/mm/kasan/kasan.h b/mm/kasan/kasan.h
index 8bf568a80eb8..3639e7c8bb98 100644
--- a/mm/kasan/kasan.h
+++ b/mm/kasan/kasan.h
@@ -38,8 +38,6 @@ static inline bool kasan_async_mode_enabled(void)
#endif
-extern bool kasan_flag_async __ro_after_init;
-
#if defined(CONFIG_KASAN_GENERIC) || defined(CONFIG_KASAN_SW_TAGS)
#define KASAN_GRANULE_SIZE (1UL << KASAN_SHADOW_SCALE_SHIFT)
#else