[RFC PATCH 09/16] hw/arm/smmuv3: Don't touch CD if stage-1 is not supported.

[Mostafa Saleh]

If stage-1 is not supported, SW will not configure it, so don't try to
access it as it might have faulty addresses.

Signed-off-by: Mostafa Saleh <smost...@google.com>
---
 hw/arm/smmuv3.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/arm/smmuv3.c b/hw/arm/smmuv3.c
index 7884401475..c18460a4ff 100644
--- a/hw/arm/smmuv3.c
+++ b/hw/arm/smmuv3.c
@@ -653,7 +653,7 @@ static int smmuv3_decode_config(IOMMUMemoryRegion *mr, 
SMMUTransCfg *cfg,
         return ret;
     }
 
-    if (cfg->aborted || cfg->bypassed) {
+    if (cfg->aborted || cfg->bypassed || !STAGE1_SUPPORTED(s->features)) {
         return 0;
     }
 
-- 
2.39.1.519.gcb327c4b5f-goog