[PATCH v2 1/2] kasan: free allocated shadow memory on MEM_CANCEL_ONLINE

From: David Hildenbrand
Date: Tue May 22 2018 - 05:20:47 EST


We have to free memory again when we cancel onlining, otherwise a later
onlining attempt will fail.

Signed-off-by: David Hildenbrand <david@xxxxxxxxxx>
---
mm/kasan/kasan.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/mm/kasan/kasan.c b/mm/kasan/kasan.c
index 135ce2838c89..53564229674b 100644
--- a/mm/kasan/kasan.c
+++ b/mm/kasan/kasan.c
@@ -867,6 +867,7 @@ static int __meminit kasan_mem_notifier(struct notifier_block *nb,
kmemleak_ignore(ret);
return NOTIFY_OK;
}
+ case MEM_CANCEL_ONLINE:
case MEM_OFFLINE: {
struct vm_struct *vm;

--
2.17.0