Return NULL if not a gnumeric file

[pspp] / src / ui / gui / psppire-dialog-action-correlation.c

diff --git a/src/ui/gui/psppire-dialog-action-correlation.c b/src/ui/gui/psppire-dialog-action-correlation.c
index c86dd51165644eab89608afa302eb2a3e4817316..456ce15d324476d62c49986b9a64eb95824c23bd 100644 (file)
--- a/src/ui/gui/psppire-dialog-action-correlation.c
+++ b/src/ui/gui/psppire-dialog-action-correlation.c
@@ -78,8 +78,10 @@ dialog_state_valid (gpointer user_data)
 }
 
 static void
-refresh (PsppireDialogActionCorrelation *rd)
+refresh (PsppireDialogAction *rd_)
 {
+  PsppireDialogActionCorrelation *rd =
+    PSPPIRE_DIALOG_ACTION_CORRELATION (rd_);
   GtkTreeModel *liststore =
     gtk_tree_view_get_model (GTK_TREE_VIEW (rd->variables));
   gtk_list_store_clear (GTK_LIST_STORE (liststore));