Comment 2 for bug 1130630

StacktraceTop:
 rb_podcast_parse_item_free (item=0xf00dbeef) at rb-podcast-parse.c:318
 g_list_foreach (list=<optimized out>, func=func@entry=0xb7674d20 <rb_podcast_parse_item_free>, user_data=user_data@entry=0x0) at /build/buildd/glib2.0-2.35.7/./glib/glist.c:945
 rb_podcast_parse_channel_free (data=0x980cc00) at rb-podcast-parse.c:281
 remove_all_feeds_cb (model=model@entry=0x8ea2710, path=path@entry=0x8c45710, iter=iter@entry=0xbfd3c940, dialog=dialog@entry=0x8ecc800) at rb-podcast-add-dialog.c:124
 gtk_tree_model_foreach_helper (model=model@entry=0x8ea2710, iter=iter@entry=0xbfd3c940, path=path@entry=0x8c45710, func=func@entry=0xb766a970 <remove_all_feeds_cb>, user_data=user_data@entry=0x8ecc800) at /build/buildd/gtk+3.0-3.6.4/./gtk/gtktreemodel.c:1910