X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=lib%2Fgtksheet%2Fgtksheet.c;h=942b0233117b4641a61b9dadccbec4fed9f51866;hb=5ee84736663824fe12474b78dace867e42893a14;hp=eba0ea4002474f060bbd49f2c9799c0bb154792c;hpb=f2ab60e459534c44fd85059dc2d75566a311cf04;p=pspp-builds.git

diff --git a/lib/gtksheet/gtksheet.c b/lib/gtksheet/gtksheet.c
index eba0ea40..942b0233 100644
--- a/lib/gtksheet/gtksheet.c
+++ b/lib/gtksheet/gtksheet.c
@@ -2440,7 +2440,10 @@ gtk_sheet_dispose  (GObject *object)
   if (sheet->column_geometry) g_object_unref (sheet->column_geometry);
 
   g_object_unref (sheet->entry_container);
+  sheet->entry_container = NULL;
+
   g_object_unref (sheet->button);
+  sheet->button = NULL;
 
   /* unref adjustments */
   if (sheet->hadjustment)
@@ -2722,7 +2725,8 @@ gtk_sheet_unrealize (GtkWidget * widget)
   sheet->bg_gc = NULL;
 
   gtk_widget_unparent (sheet->entry_widget);
-  gtk_widget_unparent (sheet->button);
+  if (sheet->button != NULL)
+    gtk_widget_unparent (sheet->button);
 
   if (GTK_WIDGET_CLASS (parent_class)->unrealize)
     (* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);