sound fixes for 3.4

A few last-minute regression fixes for 3.4 final kernel.
All trivial, and Cc'ed to stable kernel.
Merge tag 'asoc-3.4' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Last minute fixes

Some last minute fixes for ASoC.  Small, focused changes to specific
drivers.