From: Chen Gang <chengang@xxxxxxxxxxxxxxxx>
According to kasan_[dis|en]able_current() comments and the kasan_depth'
s initialization, if kasan_depth is zero, it means disable.
So need use "!!kasan_depth" instead of "!kasan_depth" for checking
enable.
Signed-off-by: Chen Gang <gang.chen.5i5j@xxxxxxxxx>
---
mm/kasan/kasan.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/kasan/kasan.h b/mm/kasan/kasan.h
index 7da78a6..6464b8f 100644
--- a/mm/kasan/kasan.h
+++ b/mm/kasan/kasan.h
@@ -102,7 +102,7 @@ static inline const void *kasan_shadow_to_mem(const void *shadow_addr)
static inline bool kasan_report_enabled(void)
{
- return !current->kasan_depth;
+ return !!current->kasan_depth;
}
void kasan_report(unsigned long addr, size_t size,
--
1.9.3
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