[PATCH] mm/zswap: unregister zswap_cpu_notifier_block in cleanup procedure

[Mahendran Ganesh]

In zswap_cpu_init(), the code does not unregister *zswap_cpu_notifier_block*
during the cleanup procedure.

This patch fix this issue.

Signed-off-by: Mahendran Ganesh <opensource.ganesh@xxxxxxxxx>
---
 mm/zswap.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/mm/zswap.c b/mm/zswap.c
index ea064c1..51a2c45 100644
--- a/mm/zswap.c
+++ b/mm/zswap.c
@@ -404,6 +404,7 @@ static int zswap_cpu_init(void)
 cleanup:
 	for_each_online_cpu(cpu)
 		__zswap_cpu_notifier(CPU_UP_CANCELED, cpu);
+	__unregister_cpu_notifier(&zswap_cpu_notifier_block);
 	cpu_notifier_register_done();
 	return -ENOMEM;
 }
-- 
1.7.9.5

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