From: Lihua Yao <ylhuajnu@163.com>
Date: Wed, 15 Aug 2018 15:20:35 +0000 (+0800)
Subject: ALSA: ac97: fix unbalanced pm_runtime_enable
X-Git-Tag: v4.19-rc1~38^2~1
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=250ea7c5f56e350cdafebe6b87478b00db4f7af8;p=users%2Fdwmw2%2Flinux.git

ALSA: ac97: fix unbalanced pm_runtime_enable

Runtime PM is enabled at ac97_bus_probe() and should be disabled
at ac97_bus_remove().

Fixes: 74426fbff66e ("ALSA: ac97: add an ac97 bus")
Signed-off-by: Lihua Yao <ylhuajnu@163.com>
Acked-by: Robert Jarzmik <robert.jarzmik@free.fr>
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---

diff --git a/sound/ac97/bus.c b/sound/ac97/bus.c
index 640812cb2152f..9f0c480489ef0 100644
--- a/sound/ac97/bus.c
+++ b/sound/ac97/bus.c
@@ -537,6 +537,8 @@ static int ac97_bus_remove(struct device *dev)
 	if (ret == 0)
 		ac97_put_disable_clk(adev);
 
+	pm_runtime_disable(dev);
+
 	return ret;
 }