__highest_present_section_nr is a more strict boundary than
NR_MEM_SECTIONS. So check __highest_present_sectioin_nr directly is enough.
Signed-off-by: Wei Yang <richard.weiyang@xxxxxxxxx>
---
drivers/base/memory.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/drivers/base/memory.c b/drivers/base/memory.c
index fe4b24f05f6a..e79e3361f632 100644
--- a/drivers/base/memory.c
+++ b/drivers/base/memory.c
@@ -833,11 +833,8 @@ int __init memory_dev_init(void)
* during boot and have been initialized
*/
mutex_lock(&mem_sysfs_mutex);
- for (i = 0; i < NR_MEM_SECTIONS; i += sections_per_block) {
- /* Don't iterate over sections we know are !present: */
- if (i > __highest_present_section_nr)
- break;
-
+ for (i = 0; i <= __highest_present_section_nr;
+ i += sections_per_block) {
err = add_memory_block(i);
if (!ret)
ret = err;
--
2.15.1
