From: Krzysztof Kozlowski krzysztof.kozlowski@linaro.org
[ Upstream commit 50f0f26e7c8665763d0d7d3372dbcf191f94d077 ]
The irq_of_parse_and_map() returns 0 on failure, not a negative ERRNO.
Fixes: f48e699ddf70 ("irqchip/aspeed-i2c-ic: Add I2C IRQ controller for Aspeed") Signed-off-by: Krzysztof Kozlowski krzysztof.kozlowski@linaro.org Signed-off-by: Marc Zyngier maz@kernel.org Link: https://lore.kernel.org/r/20220423094227.33148-1-krzysztof.kozlowski@linaro.... Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/irqchip/irq-aspeed-i2c-ic.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/irqchip/irq-aspeed-i2c-ic.c b/drivers/irqchip/irq-aspeed-i2c-ic.c index f20200af0992..1274e3bc2213 100644 --- a/drivers/irqchip/irq-aspeed-i2c-ic.c +++ b/drivers/irqchip/irq-aspeed-i2c-ic.c @@ -82,8 +82,8 @@ static int __init aspeed_i2c_ic_of_init(struct device_node *node, }
i2c_ic->parent_irq = irq_of_parse_and_map(node, 0); - if (i2c_ic->parent_irq < 0) { - ret = i2c_ic->parent_irq; + if (!i2c_ic->parent_irq) { + ret = -EINVAL; goto err_iounmap; }