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

[pspp] / src / ui / gui / psppire-encoding-selector.c

diff --git a/src/ui/gui/psppire-encoding-selector.c b/src/ui/gui/psppire-encoding-selector.c
index 5b2d082b10a8a444b96776a3573b6742c183bfcb..73cac2209561f09bbe77f976a8e7b0b986c36df1 100644 (file)
--- a/src/ui/gui/psppire-encoding-selector.c
+++ b/src/ui/gui/psppire-encoding-selector.c
@@ -183,17 +183,17 @@ psppire_encoding_selector_new (const char *default_encoding,
   return hbox;
 }
 
-/* 
-   Return a string describing the currently selected encoding. 
+/*
+   Return a string describing the currently selected encoding.
    The caller should free this string when no longer required.
 */
 gchar *
 psppire_encoding_selector_get_encoding (GtkWidget *selector)
 {
   gchar *encoding = NULL;
-  GList *list, *pos;
+  GList *pos;
+  GList *list = gtk_container_get_children (GTK_CONTAINER (selector));
 
-  list = gtk_container_get_children (GTK_CONTAINER (selector));
   for (pos = list; pos; pos = pos->next)
     {
       GtkWidget *widget = pos->data;
@@ -210,7 +210,14 @@ psppire_encoding_selector_get_encoding (GtkWidget *selector)
           break;
         }
     }
+
   g_list_free (list);
 
-  return encoding && !strcmp (encoding, "Auto") ? NULL : encoding;
+  if (0 == strcmp (encoding, "Auto"))
+    {
+      g_free (encoding);
+      return NULL;
+    }
+
+  return encoding;
 }