ntoskrnl: Set SPDRP_CONFIGFLAGS in install_device_driver().

dlls/ntoskrnl.exe/pnp.c

@@ -256,6 +256,7 @@ static BOOL install_device_driver( DEVICE_OBJECT *device, HDEVINFO set, SP_DEVIN
         DIF_INSTALLDEVICE,
         DIF_NEWDEVICEWIZARD_FINISHINSTALL,
     };
+    static const DWORD config_flags = 0;
 
     NTSTATUS status;
     unsigned int i;
@@ -281,6 +282,14 @@ static BOOL install_device_driver( DEVICE_OBJECT *device, HDEVINFO set, SP_DEVIN
             sizeof_multiszW( ids ) * sizeof(WCHAR) );
     ExFreePool( ids );
 
+    /* Set the config flags. setupapi won't do this for us if we couldn't find
+     * a driver to install, but raw devices should still have this key
+     * populated. */
+
+    if (!SetupDiSetDeviceRegistryPropertyW( set, sp_device, SPDRP_CONFIGFLAGS,
+            (BYTE *)&config_flags, sizeof(config_flags) ))
+        ERR("Failed to set config flags, error %#lx.\n", GetLastError());
+
     if (!SetupDiBuildDriverInfoList( set, sp_device, SPDIT_COMPATDRIVER ))
     {
         ERR("Failed to build compatible driver list, error %#lx.\n", GetLastError());

dlls/ntoskrnl.exe/tests/ntoskrnl.c

@@ -1633,12 +1633,9 @@ static void test_pnp_devices(void)
 
     ret = SetupDiGetDeviceRegistryPropertyA(set, &device, SPDRP_CONFIGFLAGS,
             &type, (BYTE *)&dword, sizeof(dword), NULL);
-    todo_wine ok(ret, "got error %#lx\n", GetLastError());
-    if (ret)
-    {
+    ok(ret, "got error %#lx\n", GetLastError());
     ok(!dword, "got flags %#lx\n", dword);
     ok(type == REG_DWORD, "got type %lu\n", type);
-    }
 
     ret = SetupDiGetDeviceRegistryPropertyA(set, &device, SPDRP_DEVTYPE,
             &type, (BYTE *)&dword, sizeof(dword), NULL);