From: John Darrington <john@darrington.wattle.id.au>
Date: Fri, 24 Nov 2017 23:16:54 +0000 (+0100)
Subject: psppire_data_window: Don't crash when trying to delete cases when none are selected
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?p=pspp;a=commitdiff_plain;h=a901596a2cd78660dcf9e7ab29250fabc9007968

psppire_data_window: Don't crash when trying to delete cases when none are selected
---

diff --git a/src/ui/gui/psppire-data-window.c b/src/ui/gui/psppire-data-window.c
index 9b90930edd..08c7375a67 100644
--- a/src/ui/gui/psppire-data-window.c
+++ b/src/ui/gui/psppire-data-window.c
@@ -1144,6 +1144,7 @@ on_clear_cases (PsppireDataWindow *dw)
   if (p == PSPPIRE_DATA_EDITOR_DATA_VIEW)
     {
       SswRange *range = SSW_SHEET(de->data_sheet)->selection;
+      g_return_if_fail (range->start_y >= 0);
       psppire_data_store_delete_cases (de->data_store, range->start_y,
 				       range->end_y - range->start_y + 1);
       gtk_widget_queue_draw (GTK_WIDGET (de->data_sheet));