check CoCreateGuid return value

2021-12-22 19:41:06 +02:00 · 2021-12-22 19:41:06 +02:00 · 8068131ec3
commit 8068131ec3
parent 889fffda69
1 changed files with 6 additions and 1 deletions
--- a/include/uuid.h
+++ b/include/uuid.h
@ -613,7 +613,12 @@ namespace uuids
 #ifdef _WIN32

         GUID newId;
-         ::CoCreateGuid(&newId);
+         HRESULT hr = ::CoCreateGuid(&newId);
+
+         if (FAILED(hr))
+         {
+            throw std::system_error(hr, std::system_category(), "CoCreateGuid failed");
+         }

         std::array<uint8_t, 16> bytes =
         { {