diff options
| -rw-r--r-- | drivers/iommu/iommufd/io_pagetable.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/iommu/iommufd/io_pagetable.c b/drivers/iommu/iommufd/io_pagetable.c index 13d010f19ed1..22fc3a12109f 100644 --- a/drivers/iommu/iommufd/io_pagetable.c +++ b/drivers/iommu/iommufd/io_pagetable.c @@ -743,8 +743,10 @@ again: iommufd_access_notify_unmap(iopt, area_first, length); /* Something is not responding to unmap requests. */ tries++; - if (WARN_ON(tries > 100)) - return -EDEADLOCK; + if (WARN_ON(tries > 100)) { + rc = -EDEADLOCK; + goto out_unmapped; + } goto again; } @@ -766,6 +768,7 @@ again: out_unlock_iova: up_write(&iopt->iova_rwsem); up_read(&iopt->domains_rwsem); +out_unmapped: if (unmapped) *unmapped = unmapped_bytes; return rc; |