diff --git a/mm/vmalloc.c b/mm/vmalloc.c index 3dc2de1b69b8..ae56352bfa24 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -495,7 +495,11 @@ nocache: } found: - if (addr + size > vend) + /* + * Check also calculated address against the vstart, + * because it can be 0 because of big align request. + */ + if (addr + size > vend || addr < vstart) goto overflow; va->va_start = addr;