msxml3: Fix leaks in callers of xmlChar_from_wchar.

dlls/msxml3/cdata.c

@@ -606,6 +606,7 @@ static HRESULT WINAPI domcdata_appendData(
     }
     else
         hr = E_FAIL;
+    HeapFree(GetProcessHeap(), 0, pContent);
 
     return hr;
 }
@@ -667,6 +668,7 @@ static HRESULT WINAPI domcdata_insertData(
                 xmlNodeSetContent(pDOMNode->node, str);
                 hr = S_OK;
             }
+            HeapFree(GetProcessHeap(), 0, str);
 
             SysFreeString(sNewString);
         }

dlls/msxml3/comment.c

@@ -616,6 +616,7 @@ static HRESULT WINAPI domcomment_appendData(
             else
                 hr = E_FAIL;
         }
+        HeapFree( GetProcessHeap(), 0, pContent );
     }
     else
         hr = E_FAIL;
@@ -680,6 +681,7 @@ static HRESULT WINAPI domcomment_insertData(
                 xmlNodeSetContent(pDOMNode->node, str);
                 hr = S_OK;
             }
+            HeapFree( GetProcessHeap(), 0, str );
 
             SysFreeString(sNewString);
         }

dlls/msxml3/node.c

@@ -372,6 +372,7 @@ static HRESULT WINAPI xmlnode_put_nodeValue(
       {
         str = xmlChar_from_wchar((WCHAR*)V_BSTR(&string_value));
         xmlNodeSetContent(This->node, str);
+        HeapFree(GetProcessHeap(),0,str);
         hr = S_OK;
         break;
       }
@@ -919,7 +920,7 @@ static HRESULT WINAPI xmlnode_put_text(
     BSTR text)
 {
     xmlnode *This = impl_from_IXMLDOMNode( iface );
-    xmlChar *str = NULL;
+    xmlChar *str, *str2, *str3;
 
     TRACE("%p\n", This);
 
@@ -934,11 +935,13 @@ static HRESULT WINAPI xmlnode_put_text(
     str = xmlChar_from_wchar((WCHAR*)text);
 
     /* Escape the string. */
-    str = xmlEncodeEntitiesReentrant(This->node->doc, str);
-    str = xmlEncodeSpecialChars(This->node->doc, str);
+    str2 = xmlEncodeEntitiesReentrant(This->node->doc, str);
+    HeapFree(GetProcessHeap(), 0, str);
+    str3 = xmlEncodeSpecialChars(This->node->doc, str2);
+    xmlFree(str2);
 
-    xmlNodeSetContent(This->node, str);
-    xmlFree(str);
+    xmlNodeSetContent(This->node, str3);
+    xmlFree(str3);
 
     return S_OK;
 }
@@ -1091,6 +1094,7 @@ static HRESULT WINAPI xmlnode_put_dataType(
             else
                 ERR("Failed to Create Namepsace\n");
         }
+        HeapFree( GetProcessHeap(), 0, str );
     }
 
     return hr;

dlls/msxml3/text.c

@@ -603,6 +603,7 @@ static HRESULT WINAPI domtext_appendData(
             hr = S_OK;
         else
             hr = E_FAIL;
+        HeapFree( GetProcessHeap(), 0, pContent );
     }
     else
         hr = E_FAIL;
@@ -667,6 +668,7 @@ static HRESULT WINAPI domtext_insertData(
                 xmlNodeSetContent(pDOMNode->node, str);
                 hr = S_OK;
             }
+            HeapFree(GetProcessHeap(), 0, str);
 
             SysFreeString(sNewString);
         }