In case of errors in irq setup for MSI, free up the allocated irqs.
Fixes: 4892c9b4ada9f9 ("xen: add support for MSI message groups")
Reported-by: Hooman Mirhadi <[email protected]>
CC: <[email protected]>
CC: Roger Pau Monné <[email protected]>
CC: David Vrabel <[email protected]>
CC: Boris Ostrovsky <[email protected]>
CC: Eduardo Valentin <[email protected]>
CC: Juergen Gross <[email protected]>
CC: Thomas Gleixner <[email protected]>
CC: "K. Y. Srinivasan" <[email protected]>
CC: Liu Shuo <[email protected]>
CC: Anoob Soman <[email protected]>
Signed-off-by: Amit Shah <[email protected]>
---
drivers/xen/events/events_base.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c
index b6b8b29..96aa575 100644
--- a/drivers/xen/events/events_base.c
+++ b/drivers/xen/events/events_base.c
@@ -758,6 +758,7 @@ int xen_bind_pirq_msi_to_irq(struct pci_dev *dev, struct
msi_desc *msidesc,
error_irq:
for (; i >= 0; i--)
__unbind_from_irq(irq + i);
+ xen_free_irq(irq);
mutex_unlock(&irq_mapping_update_lock);
return ret;
}
--
2.7.3.AMZN
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