[3.19.y-ckt stable] Patch "ASoC: rt5645: Init jack_detect_work before registering irq" has been added to staging queue

[Kamal Mostafa]

This is a note to let you know that I have just added a patch titled

    ASoC: rt5645: Init jack_detect_work before registering irq

to the linux-3.19.y-queue branch of the 3.19.y-ckt extended stable tree 
which can be found at:

    http://kernel.ubuntu.com/git/ubuntu/linux.git/log/?h=linux-3.19.y-queue

This patch is scheduled to be released in version 3.19.y-ckt4.

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.19.y-ckt tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Kamal

------

>From 92743618777980f2c829c859e5a9d51f52221bee Mon Sep 17 00:00:00 2001
From: Nicolas Boichat <drinkcat at chromium.org>
Date: Fri, 5 Jun 2015 18:42:12 +0800
Subject: ASoC: rt5645: Init jack_detect_work before registering irq

commit 7ea3470a7277380248135a592a849e1c27960b2f upstream.

Prevents frequent panic on boot, if the irq handler rt5645_irq
gets called before the workqueue rt5645_jack_detect_work is
initialized.

Signed-off-by: Nicolas Boichat <drinkcat at chromium.org>
Signed-off-by: Mark Brown <broonie at kernel.org>
Signed-off-by: Kamal Mostafa <kamal at canonical.com>
---
 sound/soc/codecs/rt5645.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c
index 27141e2..a9d7348 100644
--- a/sound/soc/codecs/rt5645.c
+++ b/sound/soc/codecs/rt5645.c
@@ -2582,6 +2582,8 @@ static int rt5645_i2c_probe(struct i2c_client *i2c,
 		}
 	}

+	INIT_DELAYED_WORK(&rt5645->jack_detect_work, rt5645_jack_detect_work);
+
 	if (rt5645->i2c->irq) {
 		ret = request_threaded_irq(rt5645->i2c->irq, NULL, rt5645_irq,
 			IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING
@@ -2600,8 +2602,6 @@ static int rt5645_i2c_probe(struct i2c_client *i2c,
 			dev_err(&i2c->dev, "Fail gpio_direction hp_det_gpio\n");
 	}

-	INIT_DELAYED_WORK(&rt5645->jack_detect_work, rt5645_jack_detect_work);
-
 	return snd_soc_register_codec(&i2c->dev, &soc_codec_dev_rt5645,
 				      rt5645_dai, ARRAY_SIZE(rt5645_dai));
 }
--
1.9.1