[Qemu-arm] [PATCH v1 6/6] amd_iommu: Let amdvi_iommu_notify_flag_changed() fail

[Eric Auger]

In case a MAP notifier is attempted to be registered,
let's simply return an error. This latter now is
handled in the VFIO code.

Signed-off-by: Eric Auger <address@hidden>
---
 hw/i386/amd_iommu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/i386/amd_iommu.c b/hw/i386/amd_iommu.c
index 137ba367db..09dee48fac 100644
--- a/hw/i386/amd_iommu.c
+++ b/hw/i386/amd_iommu.c
@@ -1476,7 +1476,7 @@ static int 
amdvi_iommu_notify_flag_changed(IOMMUMemoryRegion *iommu,
         error_report("device %02x.%02x.%x requires iommu notifier which is not 
"
                      "currently supported", as->bus_num, PCI_SLOT(as->devfn),
                      PCI_FUNC(as->devfn));
-        exit(1);
+        return -EINVAL;
     }
     return 0;
 }
-- 
2.20.1