try to actually fix null pointer deref

Signed-off-by: Rosen Penev <rosenp@gmail.com>

src/makernote_int.cpp

@@ -142,10 +142,10 @@ TiffComponent* TiffMnCreator::create(uint16_t tag, IfdId group, const std::strin
 TiffComponent* TiffMnCreator::create(uint16_t tag, IfdId group, IfdId mnGroup) {
   auto tmr = std::find(std::begin(registry_), std::end(registry_), mnGroup);
   if (tmr != std::end(registry_)) {
-    if (!tmr->newMnFct2_) {
-      std::cout << "mnGroup = " << mnGroup << "\n";
+    if (tmr->newMnFct2_) {
+      return tmr->newMnFct2_(tag, group, mnGroup);
     }
-    return tmr->newMnFct2_(tag, group, mnGroup);
+    std::cout << "mnGroup = " << mnGroup << "\n";
   }
   return nullptr;
 }  // TiffMnCreator::create

src/version.cpp

@@ -123,10 +123,10 @@ static std::vector<std::string> getLoadedLibraries() {
   // enumerate loaded libraries and determine path to executable
   HMODULE handles[200];
   DWORD cbNeeded;
-  if (EnumProcessModules(GetCurrentProcess(), handles, std::size(handles), &cbNeeded)) {
+  if (EnumProcessModules(GetCurrentProcess(), handles, DWORD(std::size(handles)), &cbNeeded)) {
     char szFilename[_MAX_PATH];
     for (DWORD h = 0; h < cbNeeded / sizeof(handles[0]); h++) {
-      GetModuleFileNameA(handles[h], szFilename, std::size(szFilename));
+      GetModuleFileNameA(handles[h], szFilename, DWORD(std::size(szFilename)));
       std::string path(szFilename);
       pushPath(path, libs, paths);
     }