fix a seg from ignoreing PROP_GETSS failure

1 files changed, 4 insertions, 3 deletions

diff --git a/openbox/screen.c b/openbox/screen.c
index 82fb4750..2b4ece3e 100644
--- a/openbox/screen.c
+++ b/openbox/screen.c
@@ -378,9 +378,10 @@ void screen_update_desktop_names()
     /* empty the array */
     g_strfreev(screen_desktop_names);
 
-    PROP_GETSS(ob_root, net_desktop_names, utf8, &screen_desktop_names);
-
-    for (i = 0; screen_desktop_names[i] && i <= screen_num_desktops; ++i);
+    if (PROP_GETSS(ob_root, net_desktop_names, utf8, &screen_desktop_names))
+        for (i = 0; screen_desktop_names[i] && i <= screen_num_desktops; ++i);
+    else
+        i = 0;
     if (i <= screen_num_desktops) {
         screen_desktop_names = g_renew(char*, screen_desktop_names,
                                        screen_num_desktops + 1);