X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=mm%2Fmemory_hotplug.c;h=ee3765760818a6623f86e48a6d775d2d6c2a75a2;hb=de7ba0574e5f771bb56ce3c075b9975d9d2ba0f6;hp=9597eec8239d3f2e3fc2052179ed588643be53e0;hpb=f4846e52c51755fe1dd6642a117bc23cd0655c95;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 9597eec..ee37657 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -1779,7 +1779,11 @@ void try_offline_node(int nid)
 	for (i = 0; i < MAX_NR_ZONES; i++) {
 		struct zone *zone = pgdat->node_zones + i;
 
-		if (zone->wait_table)
+		/*
+		 * wait_table may be allocated from boot memory,
+		 * here only free if it's allocated by vmalloc.
+		 */
+		if (is_vmalloc_addr(zone->wait_table))
 			vfree(zone->wait_table);
 	}