asfdemux: Reset number of languages to 0 when freeing the array because of errors

Otherwise we will happily index into the array at NULL if the requested
index is smaller than the number of languages that were previously
allocated.

https://bugzilla.gnome.org/show_bug.cgi?id=777937

Change-Id: If6257d541c5a1e55241a53d33896a719fb99713a

diff --git a/gst/asfdemux/gstasfdemux.c b/gst/asfdemux/gstasfdemux.c
index 2db00d21343db534165b60776e174abba0ed3dd3..f37419df7a3e75ebd00491bf9f689c641f3d3896 100644 (file)
--- a/gst/asfdemux/gstasfdemux.c
+++ b/gst/asfdemux/gstasfdemux.c
@@ -3729,6 +3729,7 @@ not_enough_data:
     GST_WARNING_OBJECT (demux, "short read parsing language list object!");
     g_free (demux->languages);
     demux->languages = NULL;
+    demux->num_languages = 0;
     return GST_FLOW_OK;         /* not fatal */
   }
 }