Merge commit '1731c3530bffb876deb9e00dfffdf9841a8412cd'

* commit '1731c3530bffb876deb9e00dfffdf9841a8412cd':
  mm: Skip unexpected audio packets

This commit is a noop. The generic code already drops packets from
non-existant streams.

Merged-by: James Almer <jamrial@gmail.com>