This is a note to let you know that I've just added the patch titled
ALSA: arm: pxa: pxa2xx-ac97-lib: fix return value check of platform_get_irq()
to the 6.0-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
alsa-arm-pxa-pxa2xx-ac97-lib-fix-return-value-check-.patch
and it can be found in the queue-6.0 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit cd3e4495ba9ecb8cd0eabd5b41674a896deae6df
Author: Yang Yingliang <yangyingliang@xxxxxxxxxx>
Date: Sat Oct 29 16:20:01 2022 +0800
ALSA: arm: pxa: pxa2xx-ac97-lib: fix return value check of platform_get_irq()
[ Upstream commit 46cf1954de3f324dc7f9472c12c3bd03b268a11b ]
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@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20221029082001.3207380-1-yangyingliang@xxxxxxxxxx
Signed-off-by: Takashi Iwai <tiwai@xxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
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)
