Commit cbaf45a6 authored by Marc Zyngier's avatar Marc Zyngier Committed by Thomas Gleixner

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: de337ee3 ("irqchip/gic-v2m: Add PCI Multi-MSI support")
Signed-off-by: default avatarMarc Zyngier <marc.zyngier@arm.com>
Signed-off-by: default avatarThomas 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
parent 893fbfff
...@@ -199,7 +199,7 @@ static int gicv2m_irq_domain_alloc(struct irq_domain *domain, unsigned int virq, ...@@ -199,7 +199,7 @@ static int gicv2m_irq_domain_alloc(struct irq_domain *domain, unsigned int virq,
fail: fail:
irq_domain_free_irqs_parent(domain, virq, nr_irqs); 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; return err;
} }
......
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