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authorZenghui Yu <yuzenghui@huawei.com>2020-04-08 14:43:52 +0300
committerMarc Zyngier <maz@kernel.org>2020-04-17 10:59:27 +0300
commitedfc23f6f9fdbd7825d50ac1f380243cde19b679 (patch)
tree931c7529c8d3a05417f757109479016cf661b749 /drivers/irqchip/irq-mbigen.c
parent8f3d9f354286745c751374f5f1fcafee6b3f3136 (diff)
downloadlinux-edfc23f6f9fdbd7825d50ac1f380243cde19b679.tar.xz
irqchip/mbigen: Free msi_desc on device teardown
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: 9650c60ebfec0 ("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
Diffstat (limited to 'drivers/irqchip/irq-mbigen.c')
-rw-r--r--drivers/irqchip/irq-mbigen.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/irqchip/irq-mbigen.c b/drivers/irqchip/irq-mbigen.c
index 6b566bba263b..ff7627b57772 100644
--- a/drivers/irqchip/irq-mbigen.c
+++ b/drivers/irqchip/irq-mbigen.c
@@ -220,10 +220,16 @@ static int mbigen_irq_domain_alloc(struct irq_domain *domain,
return 0;
}
+static void mbigen_irq_domain_free(struct irq_domain *domain, unsigned int virq,
+ unsigned int nr_irqs)
+{
+ platform_msi_domain_free(domain, virq, nr_irqs);
+}
+
static const struct irq_domain_ops mbigen_domain_ops = {
.translate = mbigen_domain_translate,
.alloc = mbigen_irq_domain_alloc,
- .free = irq_domain_free_irqs_common,
+ .free = mbigen_irq_domain_free,
};
static int mbigen_of_create_domain(struct platform_device *pdev,