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Message-Id: <20220423094227.33148-1-krzysztof.kozlowski@linaro.org>
Date:   Sat, 23 Apr 2022 11:42:26 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Brendan Higgins <brendanhiggins@...gle.com>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Joel Stanley <joel@....id.au>,
        Thomas Gleixner <tglx@...utronix.de>,
        Marc Zyngier <maz@...nel.org>,
        Andrew Jeffery <andrew@...id.au>,
        Eddie James <eajames@...ux.ibm.com>, linux-i2c@...r.kernel.org,
        openbmc@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-aspeed@...ts.ozlabs.org
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH v2 1/2] irqchip/aspeed-i2c-ic: Fix irq_of_parse_and_map() return value

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@...aro.org>

---

Changes since v1:
1. Correct the return value passed further.
---
 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 a47db16ff960..9c9fc3e2967e 100644
--- a/drivers/irqchip/irq-aspeed-i2c-ic.c
+++ b/drivers/irqchip/irq-aspeed-i2c-ic.c
@@ -77,8 +77,8 @@ 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;
 	}
 
-- 
2.32.0

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