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[v3,7/9] mm: kasan: Use is_kernel() helper

Message ID 20210926072048.190336-8-wangkefeng.wang@huawei.com (mailing list archive)
State Superseded
Delegated to: Netdev Maintainers
Headers show
Series sections: Unify kernel sections range check and use | expand

Checks

Context Check Description
netdev/tree_selection success Not a local patch

Commit Message

Kefeng Wang Sept. 26, 2021, 7:20 a.m. UTC 
Directly use is_kernel() helper in kernel_or_module_addr().

Cc: Andrey Ryabinin <ryabinin.a.a@gmail.com>
Cc: Alexander Potapenko <glider@google.com>
Cc: Andrey Konovalov <andreyknvl@gmail.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
---
 mm/kasan/report.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/mm/kasan/report.c b/mm/kasan/report.c
index 3239fd8f8747..1c955e1c98d5 100644
--- a/mm/kasan/report.c
+++ b/mm/kasan/report.c
@@ -226,7 +226,7 @@  static void describe_object(struct kmem_cache *cache, void *object,
 
 static inline bool kernel_or_module_addr(const void *addr)
 {
-	if (addr >= (void *)_stext && addr < (void *)_end)
+	if (is_kernel((unsigned long)addr))
 		return true;
 	if (is_module_address((unsigned long)addr))
 		return true;