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Subject[PATCH] pinctrl: coh901: Return proper error if irq_domain_add_linear() fails
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Return -ENOMEM instead of 0 if irq_domain_add_linear fails.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
---
drivers/pinctrl/pinctrl-coh901.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/pinctrl/pinctrl-coh901.c b/drivers/pinctrl/pinctrl-coh901.c
index 5c7daf9..1144dcd 100644
--- a/drivers/pinctrl/pinctrl-coh901.c
+++ b/drivers/pinctrl/pinctrl-coh901.c
@@ -752,8 +752,10 @@ static int __init u300_gpio_probe(struct platform_device *pdev)
U300_GPIO_PINS_PER_PORT,
&irq_domain_simple_ops,
port);
- if (!port->domain)
+ if (!port->domain) {
+ err = -ENOMEM;
goto err_no_domain;
+ }

irq_set_chained_handler(port->irq, u300_gpio_irq_handler);
irq_set_handler_data(port->irq, port);
@@ -801,7 +803,7 @@ err_no_domain:
err_no_port:
u300_gpio_free_ports(gpio);
clk_disable_unprepare(gpio->clk);
- dev_info(&pdev->dev, "module ERROR:%d\n", err);
+ dev_err(&pdev->dev, "module ERROR:%d\n", err);
return err;
}

--
1.7.9.5




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