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Subject[PATCH AUTOSEL 4.19 13/29] media: stm32-dcmi: fix irq = 0 case
Date
From: Fabien Dessenne <fabien.dessenne@st.com>

[ Upstream commit dbb9fcc8c2d8d4ea1104f51d4947a8a8199a2cb5 ]

Manage the irq = 0 case, where we shall return an error.

Fixes: b5b5a27bee58 ("media: stm32-dcmi: return appropriate error codes during probe")

Signed-off-by: Fabien Dessenne <fabien.dessenne@st.com>
Reported-by: Pavel Machek <pavel@ucw.cz>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/media/platform/stm32/stm32-dcmi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/platform/stm32/stm32-dcmi.c b/drivers/media/platform/stm32/stm32-dcmi.c
index d386822658922..1d9c028e52cba 100644
--- a/drivers/media/platform/stm32/stm32-dcmi.c
+++ b/drivers/media/platform/stm32/stm32-dcmi.c
@@ -1681,7 +1681,7 @@ static int dcmi_probe(struct platform_device *pdev)
if (irq <= 0) {
if (irq != -EPROBE_DEFER)
dev_err(&pdev->dev, "Could not get irq\n");
- return irq;
+ return irq ? irq : -ENXIO;
}

dcmi->res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
--
2.20.1
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