irqchip/mbigen: Free msi_desc on device teardown
commit edfc23f6f9fdbd7825d50ac1f380243cde19b679 upstream.
Using irq_domain_free_irqs_common() on the irqdomain free path will
leave the MSI descriptor unfreed when platform devices get removed.
Properly free it by MSI domain free function.
Fixes: 9650c60ebf
("irqchip/mbigen: Create irq domain for each mbigen device")
Signed-off-by: Zenghui Yu <yuzenghui@huawei.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20200408114352.1604-1-yuzenghui@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -220,10 +220,16 @@ static int mbigen_irq_domain_alloc(struct irq_domain *domain,
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return 0;
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return 0;
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}
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}
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static void mbigen_irq_domain_free(struct irq_domain *domain, unsigned int virq,
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unsigned int nr_irqs)
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{
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platform_msi_domain_free(domain, virq, nr_irqs);
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}
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static const struct irq_domain_ops mbigen_domain_ops = {
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static const struct irq_domain_ops mbigen_domain_ops = {
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.translate = mbigen_domain_translate,
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.translate = mbigen_domain_translate,
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.alloc = mbigen_irq_domain_alloc,
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.alloc = mbigen_irq_domain_alloc,
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.free = irq_domain_free_irqs_common,
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.free = mbigen_irq_domain_free,
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};
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};
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static int mbigen_of_create_domain(struct platform_device *pdev,
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static int mbigen_of_create_domain(struct platform_device *pdev,
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