[PATCH -next 1/2] irqchip/imx-mu-msi: Do not check for 0 return after calling platform_get_irq()

[Ruan Jinjie]

It is not possible for platform_get_irq() to return 0. Use the
return value from platform_get_irq().

Signed-off-by: Ruan Jinjie <ruanjinjie at huawei.com>
---
 drivers/irqchip/irq-imx-mu-msi.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/irqchip/irq-imx-mu-msi.c b/drivers/irqchip/irq-imx-mu-msi.c
index 229039eda1b1..90d41c1407ac 100644
--- a/drivers/irqchip/irq-imx-mu-msi.c
+++ b/drivers/irqchip/irq-imx-mu-msi.c
@@ -339,8 +339,8 @@ static int __init imx_mu_of_init(struct device_node *dn,
 	msi_data->msiir_addr = res->start + msi_data->cfg->xTR;
 
 	irq = platform_get_irq(pdev, 0);
-	if (irq <= 0)
-		return -ENODEV;
+	if (irq < 0)
+		return irq;
 
 	platform_set_drvdata(pdev, msi_data);
 
-- 
2.34.1