linux-imx

ALSA: caiaq: Add fall-through annotation

As a preparatory patch for the upcoming -Wimplicit-fallthrough
compiler checks, add the "fall through" annotation in caiaq driver.
Note that this seems necessary to be put exactly before the next
label, so it's outside the ifdef block.

Signed-off-by: Takashi Iwai <tiwai@suse.de>