dynamic_cast followed by the same dynamic_cast

Change-Id: I182763eb693eb9f681ac90f25e6367919328d454
Reviewed-on: https://gerrit.libreoffice.org/83618
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

1 files changed, 3 insertions, 5 deletions

diff --git a/sw/source/filter/xml/xmlexpit.cxx b/sw/source/filter/xml/xmlexpit.cxx
index ab6ce1236e31..2c2391081b96 100644
--- a/sw/source/filter/xml/xmlexpit.cxx
+++ b/sw/source/filter/xml/xmlexpit.cxx
@@ -146,15 +146,13 @@ void SvXMLExportItemMapper::exportXML( const SvXMLExport& rExport,
                 rAttrList.AddAttribute( sName, aValue );
             }
         }
-        if( dynamic_cast<const SvXMLAttrContainerItem*>( &rItem) !=  nullptr )
+
+        if (const SvXMLAttrContainerItem *pUnknown = dynamic_cast<const SvXMLAttrContainerItem*>(&rItem))
         {
             std::unique_ptr<SvXMLNamespaceMap> pNewNamespaceMap;
             const SvXMLNamespaceMap *pNamespaceMap = &rNamespaceMap;
 
-            const SvXMLAttrContainerItem *pUnknown =
-                dynamic_cast<const SvXMLAttrContainerItem*>( &rItem  );
-
-            const sal_uInt16 nCount = pUnknown ? pUnknown->GetAttrCount() : 0;
+            const sal_uInt16 nCount = pUnknown->GetAttrCount();
             for( sal_uInt16 i=0; i < nCount; i++ )
             {
                 const OUString sPrefix( pUnknown->GetAttrPrefix( i ) );