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irqchip/imx-mu-msi: Do not check for 0 return after calling platform_get_irq()

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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@huawei.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20230803083452.4085650-2-ruanjinjie@huawei.com
This commit is contained in:
Ruan Jinjie 2023-08-03 16:34:51 +08:00 committed by Marc Zyngier
parent 424a4aec7a
commit 2f54db449b
1 changed files with 2 additions and 2 deletions
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4
drivers/irqchip/irq-imx-mu-msi.c
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@ -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);