[PATCH 3.11 270/272] ALSA: pcsp: Fix the order of input device unregistration

[Luis Henriques]

3.11.10.1 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Takashi Iwai <tiwai@xxxxxxx>

commit 6408eac2665955343cd0e4bcd7d6237ce39611ed upstream.

The current code may access to the already freed object.  The input
device must be accessed and unregistered before freeing the top level
sound object.

Signed-off-by: Takashi Iwai <tiwai@xxxxxxx>
Signed-off-by: Luis Henriques <luis.henriques@xxxxxxxxxxxxx>
---
 sound/drivers/pcsp/pcsp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/drivers/pcsp/pcsp.c b/sound/drivers/pcsp/pcsp.c
index 1c19cd7..83b8a9a 100644
--- a/sound/drivers/pcsp/pcsp.c
+++ b/sound/drivers/pcsp/pcsp.c
@@ -187,8 +187,8 @@ static int pcsp_probe(struct platform_device *dev)
 static int pcsp_remove(struct platform_device *dev)
 {
 	struct snd_pcsp *chip = platform_get_drvdata(dev);
-	alsa_card_pcsp_exit(chip);
 	pcspkr_input_remove(chip->input_dev);
+	alsa_card_pcsp_exit(chip);
 	return 0;
 }
 
-- 
1.8.3.2

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