diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index cb827624c00650..421ae07ffb3797 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -2249,7 +2249,7 @@ int remap_vmalloc_range_partial(struct vm_area_struct *vma, unsigned long uaddr,
 	if (!(area->flags & VM_USERMAP))
 		return -EINVAL;
 
-	if (kaddr + size > area->addr + area->size)
+	if (kaddr + size > area->addr + get_vm_area_size(area))
 		return -EINVAL;
 
 	do {