[PATCH -next] workqueue: use kmem_cache_free() instead of kfree()

[Wei Yongjun]

From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>

memory allocated by kmem_cache_alloc() should be freed using
kmem_cache_free(), not kfree().

Signed-off-by: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
---
 kernel/workqueue.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index c273376..154aa12 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -3750,7 +3750,7 @@ static void free_unbound_pwq(struct pool_workqueue *pwq)
 
 	if (pwq) {
 		put_unbound_pool(pwq->pool);
-		kfree(pwq);
+		kmem_cache_free(pwq_cache, pwq);
 	}
 }
 

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