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-rw-r--r--drivers/base/memory.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/base/memory.c b/drivers/base/memory.c
index cc4f1d0cbffe..90225ffee501 100644
--- a/drivers/base/memory.c
+++ b/drivers/base/memory.c
@@ -820,6 +820,10 @@ int __init memory_dev_init(void)
*/
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;
+
err = add_memory_block(i);
if (!ret)
ret = err;