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ALSA: aoa: i2sbus: Check IRQ before requesting it

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irq_of_parse_and_map() returns 0 when parsing or mapping an IRQ fails.
The return value was passed to request_irq() without checking for
failure.

Check the return value before passing it to request_irq().

Signed-off-by: bui duc phuc <phucduc.bui@gmail.com>
Link: https://patch.msgid.link/20260824100730.31601-1-phucduc.bui@gmail.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
bui duc phuc 2026-08-24 17:07:30 +07:00 committed by Takashi Iwai
parent 4c0ec35e01
commit 15fd93cbbf
1 changed files with 2 additions and 0 deletions
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2
sound/aoa/soundbus/i2sbus/core.c
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@ -240,6 +240,8 @@ static int i2sbus_add_dev(struct macio_dev *macio,
}
for (i = aoa_resource_i2smmio; i <= aoa_resource_rxdbdma; i++) {
int irq = irq_of_parse_and_map(np, i);
if (!irq)
goto err;
if (request_irq(irq, ints[i], 0, dev->rnames[i], dev))
goto err;
dev->interrupts[i] = irq;