mpegdemux: avoid NULL manipulation if invalid input

diff --git a/gst/mpegdemux/mpegtsparse.c b/gst/mpegdemux/mpegtsparse.c
index 164321e..273b3ed 100644 (file)
--- a/gst/mpegdemux/mpegtsparse.c
+++ b/gst/mpegdemux/mpegtsparse.c
@@ -1274,6 +1274,8 @@ mpegts_parse_get_tags_from_sdt (MpegTSParse * parse, GstStructure * sdt_info)
      * which looks like service-%d */
     sid_str = gst_structure_get_name (service);
     tmp = g_strstr_len (sid_str, -1, "-");
+    if (!tmp)
+      continue;
     program_number = atoi (++tmp);
 
     program = mpegts_parse_get_program (parse, program_number);