Re: [PATCH v4 07/11] mm: kasan: Use is_kernel() helper
From: Alexander Potapenko <glider@google.com>
Date: 2021-09-30 15:46:15
Also in:
bpf, linux-alpha, linux-arch, lkml
On Thu, Sep 30, 2021 at 9:09 AM Kefeng Wang [off-list ref] wrote:
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 <redacted>
Reviewed-by: Alexander Potapenko <glider@google.com>
quoted hunk ↗ jump to hunk
--- mm/kasan/report.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)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; --2.26.2
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