[PATCH] genirq/msi: fix populating multiple interrupts

From: John Keeping
Date: Tue Sep 05 2017 - 13:12:39 EST


Use the correct variable to set up each interrupt in turn rather than
configuring the first interrupt "nvec" times.

Signed-off-by: John Keeping <john@xxxxxxxxxxxx>
---
kernel/irq/msi.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/kernel/irq/msi.c b/kernel/irq/msi.c
index 48eadf416c24..3fa4bd59f569 100644
--- a/kernel/irq/msi.c
+++ b/kernel/irq/msi.c
@@ -315,11 +315,12 @@ int msi_domain_populate_irqs(struct irq_domain *domain, struct device *dev,

ops->set_desc(arg, desc);
/* Assumes the domain mutex is held! */
- ret = irq_domain_alloc_irqs_hierarchy(domain, virq, 1, arg);
+ ret = irq_domain_alloc_irqs_hierarchy(domain, desc->irq, 1,
+ arg);
if (ret)
break;

- irq_set_msi_desc_off(virq, 0, desc);
+ irq_set_msi_desc_off(desc->irq, 0, desc);
}

if (ret) {
--
2.14.1