4.18-stable review patch. If anyone has any objections, please let me know.
------------------
From: Lihua Yao <ylhuajnu@xxxxxxx>
commit 250ea7c5f56e350cdafebe6b87478b00db4f7af8 upstream.
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@xxxxxxx>
Acked-by: Robert Jarzmik <robert.jarzmik@xxxxxxx>
Cc: <stable@xxxxxxxxxxxxxxx>
Signed-off-by: Takashi Iwai <tiwai@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
sound/ac97/bus.c | 2 ++
1 file changed, 2 insertions(+)
--- a/sound/ac97/bus.c
+++ b/sound/ac97/bus.c
@@ -511,6 +511,8 @@ static int ac97_bus_remove(struct device
if (ret == 0)
ac97_put_disable_clk(adev);
+ pm_runtime_disable(dev);
+
return ret;
}
