memory: add address_space_access_valid

[mirror_qemu.git] / dma-helpers.c

diff --git a/dma-helpers.c b/dma-helpers.c
index 272632f3671988e479d0c3473efbb8c12b1bb075..2e298b6ebb6089a6eb38dcd6fd511631c330e0b3 100644 (file)
--- a/dma-helpers.c
+++ b/dma-helpers.c
@@ -298,6 +298,11 @@ bool iommu_dma_memory_valid(DMAContext *dma, dma_addr_t addr, dma_addr_t len,
             plen = len;
         }
 
+        if (!address_space_access_valid(dma->as, paddr, len,
+                                        dir == DMA_DIRECTION_FROM_DEVICE)) {
+            return false;
+        }
+
         len -= plen;
         addr += plen;
     }