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authorYang Yingliang <yangyingliang@huawei.com>2022-10-29 11:20:01 +0300
committerTakashi Iwai <tiwai@suse.de>2022-10-29 11:45:27 +0300
commit46cf1954de3f324dc7f9472c12c3bd03b268a11b (patch)
tree442a88d26a6d4f1d36b037a945abc44b1ea346db /sound
parent8d06679b25fc6813eb2438fac7fa13f4f3c2ef37 (diff)
downloadlinux-46cf1954de3f324dc7f9472c12c3bd03b268a11b.tar.xz
ALSA: arm: pxa: pxa2xx-ac97-lib: fix return value check of platform_get_irq()
platform_get_irq() returns negative error number on failure, fix the return value check in pxa2xx_ac97_hw_probe() and assign the error code to 'ret'. Fixes: 2548e6c76ebf ("ARM: pxa: pxa2xx-ac97-lib: use IRQ resource") Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> Link: https://lore.kernel.org/r/20221029082001.3207380-1-yangyingliang@huawei.com Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
-rw-r--r--sound/arm/pxa2xx-ac97-lib.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/sound/arm/pxa2xx-ac97-lib.c b/sound/arm/pxa2xx-ac97-lib.c
index e55c0421718b..2ca33fd5a575 100644
--- a/sound/arm/pxa2xx-ac97-lib.c
+++ b/sound/arm/pxa2xx-ac97-lib.c
@@ -402,8 +402,10 @@ int pxa2xx_ac97_hw_probe(struct platform_device *dev)
goto err_clk2;
irq = platform_get_irq(dev, 0);
- if (!irq)
+ if (irq < 0) {
+ ret = irq;
goto err_irq;
+ }
ret = request_irq(irq, pxa2xx_ac97_irq, 0, "AC97", NULL);
if (ret < 0)