Jacek Caban (@jacek) commented about dlls/urlmon/mimefilter.c:
len = lstrlenW(ret);
for(i = 0; i < len; i++)
{
if (ret[i] == ';'){len = i;break;}}
*ret_mime = CoTaskMemAlloc((len+1)*sizeof(WCHAR)); if(!*ret_mime) return E_OUTOFMEMORY;
memcpy(*ret_mime, ret, len*sizeof(WCHAR));
((WCHAR*)(*ret_mime))[len] = 0;
```suggestion:-0+0 (*ret_mime)[len] = 0; ```