linux-kernel - [PATCH] irqchip: gic: fix irq

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Date:	Tue, 19 Mar 2013 16:05:49 -0700
From:	Stephen Boyd <sboyd@...eaurora.org>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	Abhijeet Dharmapurikar <adharmap@...eaurora.org>,
	linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org
Subject: [PATCH] irqchip: gic: fix irq_trigger return

From: Abhijeet Dharmapurikar <adharmap@...eaurora.org>

The genirq layer expects a 0 in case of failure but the code is
returning -ENXIO. Fix it.

Signed-off-by: Abhijeet Dharmapurikar <adharmap@...eaurora.org>
Signed-off-by: Stephen Boyd <sboyd@...eaurora.org>
---
 drivers/irqchip/irq-gic.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c
index 644d724..2ebf28a 100644
--- a/drivers/irqchip/irq-gic.c
+++ b/drivers/irqchip/irq-gic.c
@@ -236,7 +236,8 @@ static int gic_retrigger(struct irq_data *d)
 	if (gic_arch_extn.irq_retrigger)
 		return gic_arch_extn.irq_retrigger(d);
 
-	return -ENXIO;
+	/* the genirq layer expects 0 for a failure */
+	return 0;
 }
 
 #ifdef CONFIG_SMP
-- 
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