xingmux: fix compiler warnings

https://bugzilla.gnome.org/show_bug.cgi?id=750596

diff --git a/gst/xingmux/gstxingmux.c b/gst/xingmux/gstxingmux.c
index 26c6196180eb2b84b11500b40922910707549ee1..05720606338712ccf51e3430b1b59adc72e239a1 100644 (file)
--- a/gst/xingmux/gstxingmux.c
+++ b/gst/xingmux/gstxingmux.c
@@ -275,7 +275,10 @@ generate_xing_header (GstXingMux * xing)
     header &= 0xffff0fff;
     header |= bitrate << 12;
 
-    parse_header (header, &size, &spf, &rate);
+    if (!parse_header (header, &size, &spf, &rate)) {
+      GST_ERROR ("Failed to parse header!");
+      return NULL;
+    }
     xing_offset = get_xing_offset (header);
   } while (size < (4 + xing_offset + 4 + 4 + 4 + 4 + 100) && bitrate < 0xe);