Merge tag 'upstream-4.13-rc1' of git://git.infradead.org/linux-ubifs

[sfrench/cifs-2.6.git] / arch / x86 / mm / kasan_init_64.c

diff --git a/arch/x86/mm/kasan_init_64.c b/arch/x86/mm/kasan_init_64.c
index 88215ac16b24bd3d721a2069eaa9a09e933ec883..02c9d75534091a0cf06b78716a990c41847cb6e4 100644 (file)
--- a/arch/x86/mm/kasan_init_64.c
+++ b/arch/x86/mm/kasan_init_64.c
@@ -23,12 +23,7 @@ static int __init map_range(struct range *range)
        start = (unsigned long)kasan_mem_to_shadow(pfn_to_kaddr(range->start));
        end = (unsigned long)kasan_mem_to_shadow(pfn_to_kaddr(range->end));
 
-       /*
-        * end + 1 here is intentional. We check several shadow bytes in advance
-        * to slightly speed up fastpath. In some rare cases we could cross
-        * boundary of mapped shadow, so we just map some more here.
-        */
-       return vmemmap_populate(start, end + 1, NUMA_NO_NODE);
+       return vmemmap_populate(start, end, NUMA_NO_NODE);
 }
 
 static void __init clear_pgds(unsigned long start,