diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index e06913460cc3..271455e5026e 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -1903,10 +1903,6 @@ static void domain_exit(struct dmar_domain *domain)
 {
 	struct page *freelist;
 
-	/* Domain 0 is reserved, so dont process it */
-	if (!domain)
-		return;
-
 	/* Remove associated devices and clear attached or cached domains */
 	rcu_read_lock();
 	domain_remove_dev_info(domain);