coverity#707905 Uninitialized scalar field

Change-Id: Icb00858146d65963a1c3144a61aa467d7da461e4
diff --git a/hwpfilter/source/hwpread.cxx b/hwpfilter/source/hwpread.cxx
index d0b37c4..a5ba049 100644
--- a/hwpfilter/source/hwpread.cxx
+++ b/hwpfilter/source/hwpread.cxx
@@ -637,13 +637,16 @@ bool NewNum::Read(HWPFile & hwpf)
    return !hwpf.State();
}


// show page number (20)
ShowPageNum::ShowPageNum():HBox(CH_SHOW_PAGE_NUM)
ShowPageNum::ShowPageNum()
    : HBox(CH_SHOW_PAGE_NUM)
    , where(0)
    , m_nPageNumber(0)
    , shape(0)
    , dummy(0)
{
}


bool ShowPageNum::Read(HWPFile & hwpf)
{
    hwpf.Read2b(&where, 1);