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ASoC: max98090: Fix missing free_irq

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max98090.c doesn't free the threaded interrupt it requests. This causes
an oops when doing "cat /proc/interrupts" after snd-soc-max98090.ko is
unloaded.

Fix this by requesting the interrupt by using devm_request_threaded_irq().

Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Cc: Stable <stable@vger.kernel.org> # 3.10+
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Jarkko Nikula 2014-06-19 09:32:05 +03:00 committed by Mark Brown
parent 7171511eae
commit 4adeb0ccf8
1 changed files with 1 additions and 1 deletions
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2
sound/soc/codecs/max98090.c
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@ -2284,7 +2284,7 @@ static int max98090_probe(struct snd_soc_codec *codec)
/* Register for interrupts */ /* Register for interrupts */
dev_dbg(codec->dev, "irq = %d\n", max98090->irq); dev_dbg(codec->dev, "irq = %d\n", max98090->irq);
ret = request_threaded_irq(max98090->irq, NULL, ret = devm_request_threaded_irq(codec->dev, max98090->irq, NULL,
max98090_interrupt, IRQF_TRIGGER_FALLING | IRQF_ONESHOT, max98090_interrupt, IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
"max98090_interrupt", codec); "max98090_interrupt", codec);
if (ret < 0) { if (ret < 0) {