Fix crash when ungrouping a group that has a filter applied to it

Fixed bugs:
  - https://launchpad.net/bugs/1323849

(bzr r13449)

1 files changed, 4 insertions, 2 deletions

diff --git a/src/style-internal.cpp b/src/style-internal.cpp
index c686a1807..d0e65a19a 100644
--- a/src/style-internal.cpp
+++ b/src/style-internal.cpp
@@ -1440,7 +1440,7 @@ SPIFilter::cascade( const SPIBase* const parent ) {
 void
 SPIFilter::merge( const SPIBase* const parent ) {
     if( const SPIFilter* p = dynamic_cast<const SPIFilter*>(parent) ) {
-        // The "correct" thing to due is to combine the filter primitives.
+        // The "correct" thing to do is to combine the filter primitives.
         // The next best thing is to keep any filter on this object. If there
         // is no filter on this object, then use any filter on the parent.
         if( (!set || inherit) && p->href && p->href->getObject() ) { // is the getObject()  needed?
@@ -1453,9 +1453,11 @@ SPIFilter::merge( const SPIBase* const parent ) {
                 }
             } else {
                 // If we don't have an href, create it
-                if( &style->document ) { // FIXME
+                if( style->document ) { // FIXME
                     href = new SPFilterReference(style->document);
                     //href->changedSignal().connect(sigc::bind(sigc::ptr_fun(sp_style_filter_ref_changed), style));
+                } else if (style->object) {
+                    href = new SPFilterReference(style->object);
                 }
             }
             if( href ) {