1 files changed, 3 insertions, 3 deletions
diff --git a/qga/vss-win32.c b/qga/vss-win32.c
index 0e4095736e..2142b4964d 100644
--- a/qga/vss-win32.c
+++ b/qga/vss-win32.c
@@ -150,11 +150,11 @@ void qga_vss_fsfreeze(int *nr_volume, Error **errp, bool freeze)
     const char *func_name = freeze ? "requester_freeze" : "requester_thaw";
     QGAVSSRequesterFunc func;
     ErrorSet errset = {
-        .error_set = (ErrorSetFunc)error_set_win32,
-        .errp = (void **)errp,
-        .err_class = ERROR_CLASS_GENERIC_ERROR
+        .error_setg_win32 = error_setg_win32_internal,
+        .errp = errp,
     };
 
+    g_assert(errp);             /* requester.cpp requires it */
     func = (QGAVSSRequesterFunc)GetProcAddress(provider_lib, func_name);
     if (!func) {
         error_setg_win32(errp, GetLastError(), "failed to load %s from %s",