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Diffstat (limited to 'sound/pci/es1968.c')
-rw-r--r--sound/pci/es1968.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/sound/pci/es1968.c b/sound/pci/es1968.c
index 138379896061..1bf298d214b9 100644
--- a/sound/pci/es1968.c
+++ b/sound/pci/es1968.c
@@ -2475,7 +2475,8 @@ static inline void snd_es1968_free_gameport(struct es1968 *chip) { }
static int snd_es1968_free(struct es1968 *chip)
{
if (chip->io_port) {
- synchronize_irq(chip->irq);
+ if (chip->irq >= 0)
+ synchronize_irq(chip->irq);
outw(1, chip->io_port + 0x04); /* clear WP interrupts */
outw(0, chip->io_port + ESM_PORT_HOST_IRQ); /* disable IRQ */
}