coverity#1438379 Uninitialized scalar field

Change-Id: Ic8614c2c455a5a49592ee5f8ef0c91bf4d729e1e
Reviewed-on: https://gerrit.libreoffice.org/58686
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>
diff --git a/sc/source/filter/xml/xmltransformationi.cxx b/sc/source/filter/xml/xmltransformationi.cxx
index f48fa02..c23de6f 100644
--- a/sc/source/filter/xml/xmltransformationi.cxx
+++ b/sc/source/filter/xml/xmltransformationi.cxx
@@ -581,6 +581,7 @@ uno::Reference<xml::sax::XFastContextHandler>
ScXMLDateTimeContext::ScXMLDateTimeContext(
    ScXMLImport& rImport, const rtl::Reference<sax_fastparser::FastAttributeList>& rAttrList)
    : ScXMLImportContext(rImport)
    , maType(sc::DATETIME_TRANSFORMATION_TYPE::DATE_STRING)
{
    if (rAttrList.is())
    {