[Libreoffice] [PATCH to test on Windows env] memory leak htags.cpp according to cppcheck

Hello,

I can't test this patch since this part of code is for Windows but i 
think it's a true positive
Is this ok or am I wrong ?

diff --git a/hwpfilter/source/htags.cpp b/hwpfilter/source/htags.cpp
index 8235bf0..dd57638 100644
--- a/hwpfilter/source/htags.cpp
+++ b/hwpfilter/source/htags.cpp
@@ -146,8 +146,10 @@ bool OlePicture::Read(HWPFile & hwpf)
      char tname[200];
      wchar_t wtname[200];
      tmpnam(tname);
-     if (0 == (fp = fopen(tname, "wb")))
+     if (0 == (fp = fopen(tname, "wb"))) {
+          delete [] data;
           return false;
+     }
      fwrite(data, size, 1, fp);
      fclose(fp);
      MultiByteToWideChar(CP_ACP, 0, tname, -1, wtname, 200);