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authorJoel Stanley <joel@jms.id.au>2020-08-10 07:07:46 +0300
committerJoel Stanley <joel@jms.id.au>2020-08-10 07:07:49 +0300
commit4789fd48a313d36fe6b8fc1da5e0788f5ea074cb (patch)
tree2c8c27b52f0e38abb7416ce81b04c3b85511b694 /drivers/iommu/hyperv-iommu.c
parent8a9b346382056b52cd7ff141ae9f15a0fcfeb13d (diff)
parentd9939285fc818425ae92bd99f8c97b6b9ef3bb88 (diff)
downloadlinux-dev-5.4.tar.xz
Merge tag 'v5.4.57' into dev-5.4dev-5.4
This is the 5.4.57 stable release Signed-off-by: Joel Stanley <joel@jms.id.au>
Diffstat (limited to 'drivers/iommu/hyperv-iommu.c')
-rw-r--r--drivers/iommu/hyperv-iommu.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/iommu/hyperv-iommu.c b/drivers/iommu/hyperv-iommu.c
index a386b83e0e34..f0fe5030acd3 100644
--- a/drivers/iommu/hyperv-iommu.c
+++ b/drivers/iommu/hyperv-iommu.c
@@ -155,7 +155,10 @@ static int __init hyperv_prepare_irq_remapping(void)
0, IOAPIC_REMAPPING_ENTRY, fn,
&hyperv_ir_domain_ops, NULL);
- irq_domain_free_fwnode(fn);
+ if (!ioapic_ir_domain) {
+ irq_domain_free_fwnode(fn);
+ return -ENOMEM;
+ }
/*
* Hyper-V doesn't provide irq remapping function for