From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Date: Sat, 23 Apr 2022 09:42:27 +0000 (+0200)
Subject: irqchip/aspeed-scu-ic: Fix irq_of_parse_and_map() return value
X-Git-Tag: v5.10.121~265
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=0d5c8ac9229a4c54e0abf0b0441e5c6345f45d0c;p=users%2Fdwmw2%2Flinux.git

irqchip/aspeed-scu-ic: Fix irq_of_parse_and_map() return value

[ Upstream commit f03a9670d27d23fe734a456f16e2579b21ec02b4 ]

The irq_of_parse_and_map() returns 0 on failure, not a negative ERRNO.

Fixes: 04f605906ff0 ("irqchip: Add Aspeed SCU interrupt controller")
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20220423094227.33148-2-krzysztof.kozlowski@linaro.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/drivers/irqchip/irq-aspeed-scu-ic.c b/drivers/irqchip/irq-aspeed-scu-ic.c
index 0f0aac7cc1140..7cb13364ecfa1 100644
--- a/drivers/irqchip/irq-aspeed-scu-ic.c
+++ b/drivers/irqchip/irq-aspeed-scu-ic.c
@@ -159,8 +159,8 @@ static int aspeed_scu_ic_of_init_common(struct aspeed_scu_ic *scu_ic,
 	}
 
 	irq = irq_of_parse_and_map(node, 0);
-	if (irq < 0) {
-		rc = irq;
+	if (!irq) {
+		rc = -EINVAL;
 		goto err;
 	}