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Commit 29811f4b authored by Boris Brezillon's avatar Boris Brezillon Committed by Greg Kroah-Hartman
Browse files

PM / devfreq: Fix leak in devfreq_dev_release() 



commit 5693d077595de721f9ddbf9d37f40e5409707dfe upstream.

srcu_init_notifier_head() allocates resources that need to be released
with a srcu_cleanup_notifier_head() call.

Reported by kmemleak.

Fixes: 0fe3a664 ("PM / devfreq: Add new DEVFREQ_TRANSITION_NOTIFIER notifier")
Cc: <stable@vger.kernel.org>
Signed-off-by: default avatarBoris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: default avatarDhruva Gole <d-gole@ti.com>
Signed-off-by: default avatarChanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent c2ad60ed

drivers/devfreq/devfreq.c

+1 −0
Original line number Diff line number Diff line
@@ -595,6 +595,7 @@ static void devfreq_dev_release(struct device *dev) 
		devfreq->profile->exit(devfreq->dev.parent);



	mutex_destroy(&devfreq->lock);

	srcu_cleanup_notifier_head(&devfreq->transition_notifier_list);

	kfree(devfreq);

}