media: dvb: Fix un-mapping of external buffers

The output buffers of demux filters can be set in decoder
and in non-PES filters, it is separate from the video output
buffers. When filter is stopped the buffer should be un-mapped
always if it was mapped previously regardless of the filter's type.

Change-Id: I05bf289b0fe6fb8c976f9a29544877235ef3ba1c
Signed-off-by: Hamad Kadmany <hkadmany@codeaurora.org>
1 file changed