Merge tag 'iommu-fixes-v4.20-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git...

[sfrench/cifs-2.6.git] / drivers / iommu / ipmmu-vmsa.c

diff --git a/drivers/iommu/ipmmu-vmsa.c b/drivers/iommu/ipmmu-vmsa.c
index b98a031895803a16b8e2d9d0df0a4b1686789aef..ddf3a492e1d59c1fd867f12881e6c3391038cf0f 100644 (file)
--- a/drivers/iommu/ipmmu-vmsa.c
+++ b/drivers/iommu/ipmmu-vmsa.c
@@ -498,6 +498,9 @@ static int ipmmu_domain_init_context(struct ipmmu_vmsa_domain *domain)
 
 static void ipmmu_domain_destroy_context(struct ipmmu_vmsa_domain *domain)
 {
+       if (!domain->mmu)
+               return;
+
        /*
         * Disable the context. Flush the TLB as required when modifying the
         * context registers.