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-rw-r--r--mm/slub.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/mm/slub.c b/mm/slub.c
index 6d9b1e7d3226..862d835b3042 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -3859,7 +3859,8 @@ void __check_heap_object(const void *ptr, unsigned long n, struct page *page,
* whitelists.
*/
object_size = slab_ksize(s);
- if (offset <= object_size && n <= object_size - offset) {
+ if (usercopy_fallback &&
+ offset <= object_size && n <= object_size - offset) {
usercopy_warn("SLUB object", s->name, to_user, offset, n);
return;
}