[Bug 698091] fix printf format

[GStreamer (bugzilla.gnome.org)]

https://bugzilla.gnome.org/show_bug.cgi?id=698091
  GStreamer | gst-streaming-server | git

--- Comment #2 from Nicola <lists at svrinformatica.it> 2013-04-15 22:36:45 UTC ---
Created an attachment (id=241601)
 View: https://bugzilla.gnome.org/attachment.cgi?id=241601
 Review: https://bugzilla.gnome.org/review?bug=698091&attachment=241601

alternate patch

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