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authorMarc Zyngier <marc.zyngier@arm.com>2018-06-22 10:52:50 +0100
committerThomas Gleixner <tglx@linutronix.de>2018-06-22 14:22:00 +0200
commitcbaf45a6be497c272e80500e4fd9bccdf20d5050 (patch)
tree534d8bd58961e7b5d6c8511f794b8285f493e2b8 /drivers/irqchip/irq-gic-v2m.c
parent893fbfff976cd069f2e60c3b186dbe3f85504db2 (diff)
downloadlinux-stericsson-cbaf45a6be497c272e80500e4fd9bccdf20d5050.tar.gz
irqchip/gic-v2m: Fix SPI release on error path
On failing to allocate the required SPIs, the actual number of interrupts should be freed and not its log2 value. Fixes: de337ee30142 ("irqchip/gic-v2m: Add PCI Multi-MSI support") Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Jason Cooper <jason@lakedaemon.net> Cc: Alexandre Belloni <alexandre.belloni@bootlin.com> Cc: Yang Yingliang <yangyingliang@huawei.com> Cc: Sumit Garg <sumit.garg@linaro.org> Link: https://lkml.kernel.org/r/20180622095254.5906-4-marc.zyngier@arm.com
Diffstat (limited to 'drivers/irqchip/irq-gic-v2m.c')
-rw-r--r--drivers/irqchip/irq-gic-v2m.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/irqchip/irq-gic-v2m.c b/drivers/irqchip/irq-gic-v2m.c
index 0f52d44b3f69..f5fe0100f9ff 100644
--- a/drivers/irqchip/irq-gic-v2m.c
+++ b/drivers/irqchip/irq-gic-v2m.c
@@ -199,7 +199,7 @@ static int gicv2m_irq_domain_alloc(struct irq_domain *domain, unsigned int virq,
fail:
irq_domain_free_irqs_parent(domain, virq, nr_irqs);
- gicv2m_unalloc_msi(v2m, hwirq, get_count_order(nr_irqs));
+ gicv2m_unalloc_msi(v2m, hwirq, nr_irqs);
return err;
}