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[ALSA] bt87X: fix freeing of shared interrupt

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

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Clemens Ladisch 2008-02-22 18:47:44 +01:00 committed by Linus Torvalds
parent c6cd7d7efe
commit 2f93d797ea
1 changed files with 3 additions and 6 deletions
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9
sound/pci/bt87x.c
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@ -681,15 +681,12 @@ static struct snd_kcontrol_new snd_bt87x_capture_source = {
static int snd_bt87x_free(struct snd_bt87x *chip) static int snd_bt87x_free(struct snd_bt87x *chip)
{ {
if (chip->mmio) { if (chip->mmio)
snd_bt87x_stop(chip); snd_bt87x_stop(chip);
if (chip->irq >= 0)
synchronize_irq(chip->irq);
iounmap(chip->mmio);
}
if (chip->irq >= 0) if (chip->irq >= 0)
free_irq(chip->irq, chip); free_irq(chip->irq, chip);
if (chip->mmio)
iounmap(chip->mmio);
pci_release_regions(chip->pci); pci_release_regions(chip->pci);
pci_disable_device(chip->pci); pci_disable_device(chip->pci);
kfree(chip); kfree(chip);