[Bug 751528] mpegdemux: Fix a prevent defect which dereference null return value. (Minor clean up)

[GStreamer (GNOME Bugzilla)]

https://bugzilla.gnome.org/show_bug.cgi?id=751528

--- Comment #1 from Sangkyu Park <sk1122.park at samsung.com> ---
Created attachment 306140
  --> https://bugzilla.gnome.org/attachment.cgi?id=306140&action=edit
It is a prevent defect which dereference null return value.
'gst_flups_demux_get_stream' function could return NULL when it is unknown
stream. So I added NULL check.

-- 
You are receiving this mail because:
You are the QA Contact for the bug.
You are the assignee for the bug.