[totem-pl-parser] plparse: Check return from load_http_itunes

[Philip Withnall <pwithnall src gnome org>]

commit 9ab937f164da9f148855f6c59b079f5f9a9b5e45
Author: Andrew Cook <ariscop gmail com>
Date:   Fri Jun 5 10:08:10 2015 +1000

    plparse: Check return from load_http_itunes
    
    https://bugzilla.gnome.org/show_bug.cgi?id=750428

 plparse/totem-pl-parser-podcast.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/plparse/totem-pl-parser-podcast.c b/plparse/totem-pl-parser-podcast.c
index 7e1b57f..5452396 100644
--- a/plparse/totem-pl-parser-podcast.c
+++ b/plparse/totem-pl-parser-podcast.c
@@ -770,6 +770,8 @@ totem_pl_parser_add_itms (TotemPlParser *parser,
 
        /* Load the file using iTunes user-agent */
        content = totem_pl_parser_load_http_itunes (itms_uri, totem_pl_parser_is_debugging_enabled (parser));
+       if (!content)
+               return TOTEM_PL_PARSER_RESULT_ERROR;
 
        /* And look in the file for the feedURL */
        feed_file = totem_pl_parser_get_feed_uri ((char *) content->data, content->len,