diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
index 4fb6184cbc..9c1152c819 100644
--- a/hw/i386/acpi-build.c
+++ b/hw/i386/acpi-build.c
@@ -88,8 +88,8 @@
 #define ACPI_BUILD_IOAPIC_ID 0x0
 
 typedef struct AcpiMcfgInfo {
-    uint64_t mcfg_base;
-    uint32_t mcfg_size;
+    uint64_t base;
+    uint32_t size;
 } AcpiMcfgInfo;
 
 typedef struct AcpiPmInfo {
@@ -2416,11 +2416,11 @@ build_mcfg_q35(GArray *table_data, BIOSLinker *linker, AcpiMcfgInfo *info)
     int len = sizeof(*mcfg) + 1 * sizeof(mcfg->allocation[0]);
 
     mcfg = acpi_data_push(table_data, len);
-    mcfg->allocation[0].address = cpu_to_le64(info->mcfg_base);
+    mcfg->allocation[0].address = cpu_to_le64(info->base);
     /* Only a single allocation so no need to play with segments */
     mcfg->allocation[0].pci_segment = cpu_to_le16(0);
     mcfg->allocation[0].start_bus_number = 0;
-    mcfg->allocation[0].end_bus_number = PCIE_MMCFG_BUS(info->mcfg_size - 1);
+    mcfg->allocation[0].end_bus_number = PCIE_MMCFG_BUS(info->size - 1);
 
     build_header(linker, table_data, (void *)mcfg, "MCFG", len, 1, NULL, NULL);
 }
@@ -2589,15 +2589,15 @@ static bool acpi_get_mcfg(AcpiMcfgInfo *mcfg)
     if (!o) {
         return false;
     }
-    mcfg->mcfg_base = qnum_get_uint(qobject_to(QNum, o));
+    mcfg->base = qnum_get_uint(qobject_to(QNum, o));
     qobject_unref(o);
-    if (mcfg->mcfg_base == PCIE_BASE_ADDR_UNMAPPED) {
+    if (mcfg->base == PCIE_BASE_ADDR_UNMAPPED) {
         return false;
     }
 
     o = object_property_get_qobject(pci_host, PCIE_HOST_MCFG_SIZE, NULL);
     assert(o);
-    mcfg->mcfg_size = qnum_get_uint(qobject_to(QNum, o));
+    mcfg->size = qnum_get_uint(qobject_to(QNum, o));
     qobject_unref(o);
     return true;
 }