From: Marc Zyngier <marc.zyngier@arm.com>
Date: Fri, 12 Dec 2014 10:51:22 +0000 (+0000)
Subject: irqchip: gicv3-its: Fix domain free in multi-MSI case
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=2da399495fdbd147fa8c4c849fdcc01dad887f70;p=openwrt%2Fstaging%2Fblogic.git

irqchip: gicv3-its: Fix domain free in multi-MSI case

Fix stupid thinko on the path freeing the interrupts, where only
the first interrupt would get reset, and none of the others.

This should only affect multi-MSI allocations.

Reported-by: Wuyun Wu (Abel) <wuyun.wu@huawei.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Cc: linux-arm-kernel@lists.infradead.org
Cc: Robert Richter <robert.richter@caviumnetworks.com>
Cc: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---

diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
index e9d16151eed6..ab0185225857 100644
--- a/drivers/irqchip/irq-gic-v3-its.c
+++ b/drivers/irqchip/irq-gic-v3-its.c
@@ -1210,7 +1210,7 @@ static void its_irq_domain_free(struct irq_domain *domain, unsigned int virq,
 		clear_bit(event, its_dev->lpi_map);
 
 		/* Nuke the entry in the domain */
-		irq_domain_reset_irq_data(d);
+		irq_domain_reset_irq_data(data);
 	}
 
 	/* If all interrupts have been freed, start mopping the floor */