fix memory corruption introduced in bd95974b1399

1 files changed, 10 insertions, 2 deletions

diff --git a/src/css.cc b/src/css.cc
index 48bd9c54..fd97e01e 100644
--- a/src/css.cc
+++ b/src/css.cc
@@ -85,10 +85,18 @@ void CssPropertyList::set (CssPropertyName name, CssValueType type,
  * \brief Merge properties into argument property list.
  */
 void CssPropertyList::apply (CssPropertyList *props) {
-   for (int i = 0; i < size (); i++)
+   for (int i = 0; i < size (); i++) {
+      CssPropertyValue value = getRef (i)->value;
+
+      if (props->ownerOfStrings && 
+          (getRef (i)->type == CSS_TYPE_STRING ||
+           getRef (i)->type == CSS_TYPE_SYMBOL))
+         value.strVal = strdup(value.strVal);
+
       props->set ((CssPropertyName) getRef (i)->name,
                   (CssValueType) getRef (i)->type,
-                  getRef (i)->value);
+                  value);
+   }
 }
 
 void CssPropertyList::print () {