hw/i386/pc_{q35,piix}: Reuse MachineClass::desc as SMB product name

No need to repeat the descriptions.

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20230213162004.2797-5-shentey@gmail.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
index 66a849d..a9c4020 100644
--- a/hw/i386/pc_piix.c
+++ b/hw/i386/pc_piix.c
@@ -198,7 +198,7 @@
     if (pcmc->smbios_defaults) {
         MachineClass *mc = MACHINE_GET_CLASS(machine);
         /* These values are guest ABI, do not change */
-        smbios_set_defaults("QEMU", "Standard PC (i440FX + PIIX, 1996)",
+        smbios_set_defaults("QEMU", mc->desc,
                             mc->name, pcmc->smbios_legacy_mode,
                             pcmc->smbios_uuid_encoded,
                             pcms->smbios_entry_point_type);
diff --git a/hw/i386/pc_q35.c b/hw/i386/pc_q35.c
index a76c2d4..89e6973 100644
--- a/hw/i386/pc_q35.c
+++ b/hw/i386/pc_q35.c
@@ -199,7 +199,7 @@
 
     if (pcmc->smbios_defaults) {
         /* These values are guest ABI, do not change */
-        smbios_set_defaults("QEMU", "Standard PC (Q35 + ICH9, 2009)",
+        smbios_set_defaults("QEMU", mc->desc,
                             mc->name, pcmc->smbios_legacy_mode,
                             pcmc->smbios_uuid_encoded,
                             pcms->smbios_entry_point_type);