X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;ds=sidebyside;f=src%2Fui%2Fgui%2Fpsppire-spreadsheet-model.c;h=bd186ca46d4f8ed57bd541467cdb8a5c3915a0b5;hb=0cd7c010e3e5c316ef0eb0317fb7f408d164679d;hp=d02c1c558c94bcc937ea16881849e95bac4a17f3;hpb=0df9cdd3df66caf4353128feff3008289cda8115;p=pspp

diff --git a/src/ui/gui/psppire-spreadsheet-model.c b/src/ui/gui/psppire-spreadsheet-model.c
index d02c1c558c..bd186ca46d 100644
--- a/src/ui/gui/psppire-spreadsheet-model.c
+++ b/src/ui/gui/psppire-spreadsheet-model.c
@@ -106,6 +106,7 @@ psppire_spreadsheet_model_set_property (GObject * object,
     {
     case PROP_SPREADSHEET:
       spreadsheetModel->spreadsheet = g_value_get_pointer (value);
+      spreadsheet_ref (spreadsheetModel->spreadsheet);
       break;
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
@@ -117,6 +118,14 @@ psppire_spreadsheet_model_set_property (GObject * object,
 static void
 psppire_spreadsheet_model_dispose (GObject * object)
 {
+  PsppireSpreadsheetModel *spreadsheetModel = PSPPIRE_SPREADSHEET_MODEL (object);
+
+  if (!spreadsheetModel->dispose_has_run)
+    {
+      spreadsheet_unref (spreadsheetModel->spreadsheet);
+
+      spreadsheetModel->dispose_has_run = TRUE;
+    }
 }
 
 static void