diff options
Diffstat (limited to 'mm/kasan/init.c')
| -rw-r--r-- | mm/kasan/init.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/mm/kasan/init.c b/mm/kasan/init.c index 1a71eaa8c5f9..bc0ad208b3a7 100644 --- a/mm/kasan/init.c +++ b/mm/kasan/init.c @@ -441,9 +441,8 @@ void kasan_remove_zero_shadow(void *start, unsigned long size) addr = (unsigned long)kasan_mem_to_shadow(start); end = addr + (size >> KASAN_SHADOW_SCALE_SHIFT); - if (WARN_ON((unsigned long)start % - (KASAN_GRANULE_SIZE * PAGE_SIZE)) || - WARN_ON(size % (KASAN_GRANULE_SIZE * PAGE_SIZE))) + if (WARN_ON((unsigned long)start % KASAN_MEMORY_PER_SHADOW_PAGE) || + WARN_ON(size % KASAN_MEMORY_PER_SHADOW_PAGE)) return; for (; addr < end; addr = next) { @@ -476,9 +475,8 @@ int kasan_add_zero_shadow(void *start, unsigned long size) shadow_start = kasan_mem_to_shadow(start); shadow_end = shadow_start + (size >> KASAN_SHADOW_SCALE_SHIFT); - if (WARN_ON((unsigned long)start % - (KASAN_GRANULE_SIZE * PAGE_SIZE)) || - WARN_ON(size % (KASAN_GRANULE_SIZE * PAGE_SIZE))) + if (WARN_ON((unsigned long)start % KASAN_MEMORY_PER_SHADOW_PAGE) || + WARN_ON(size % KASAN_MEMORY_PER_SHADOW_PAGE)) return -EINVAL; ret = kasan_populate_early_shadow(shadow_start, shadow_end); |