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Commit 2f93d797 authored by Clemens Ladisch's avatar Clemens Ladisch Committed by Linus Torvalds
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[ALSA] bt87X: fix freeing of shared interrupt 



Call free_irq() after iounmap() because other devices could trigger our
shared interrupt handler.

Signed-off-by: default avatarClemens Ladisch <clemens@ladisch.de>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent c6cd7d7e

sound/pci/bt87x.c

+3 −6
Original line number Diff line number Diff line
@@ -681,15 +681,12 @@ static struct snd_kcontrol_new snd_bt87x_capture_source = { 


static int snd_bt87x_free(struct snd_bt87x *chip)

{

	if (chip->mmio) {

	if (chip->mmio)

		snd_bt87x_stop(chip);

		if (chip->irq >= 0)

			synchronize_irq(chip->irq);



		iounmap(chip->mmio);

	}

	if (chip->irq >= 0)

		free_irq(chip->irq, chip);

	if (chip->mmio)

		iounmap(chip->mmio);

	pci_release_regions(chip->pci);

	pci_disable_device(chip->pci);

	kfree(chip);