In the irq handler "rt5663_irq", while the codec is not initialized, rt5663->codec will be null, and it will cause the kernel panic in the debug print enabled.
Signed-off-by: Oder Chiou oder_chiou@realtek.com --- sound/soc/codecs/rt5663.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/sound/soc/codecs/rt5663.c b/sound/soc/codecs/rt5663.c index 767f219..fcd1643 100644 --- a/sound/soc/codecs/rt5663.c +++ b/sound/soc/codecs/rt5663.c @@ -1827,7 +1827,8 @@ static irqreturn_t rt5663_irq(int irq, void *data) { struct rt5663_priv *rt5663 = data;
- dev_dbg(rt5663->codec->dev, "%s IRQ queue work\n", __func__); + dev_dbg(regmap_get_device(rt5663->regmap), "%s IRQ queue work\n", + __func__);
queue_delayed_work(system_wq, &rt5663->jack_detect_work, msecs_to_jiffies(250));