ALSA: emu10k1: Mark expected switch fall-throughs

In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Notice that in this particular case, I replaced the code comment with
a proper "fall through" annotation, which is what GCC is expecting
to find.

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/pci/emu10k1/emupcm.c b/sound/pci/emu10k1/emupcm.c
index 26f6eda3e7664847187a2bd209cee6a5942a56da..9f2b6097f486d1ae065e3b9680e1c81e8091740c 100644 (file)
--- a/sound/pci/emu10k1/emupcm.c
+++ b/sound/pci/emu10k1/emupcm.c
@@ -778,7 +778,7 @@ static int snd_emu10k1_playback_trigger(struct snd_pcm_substream *substream,
        case SNDRV_PCM_TRIGGER_START:
                snd_emu10k1_playback_invalidate_cache(emu, 1, epcm->extra);     /* do we need this? */
                snd_emu10k1_playback_invalidate_cache(emu, 0, epcm->voices[0]);
-               /* follow thru */
+               /* fall through */
        case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
        case SNDRV_PCM_TRIGGER_RESUME:
                if (cmd == SNDRV_PCM_TRIGGER_PAUSE_RELEASE)
@@ -928,7 +928,7 @@ static int snd_emu10k1_efx_playback_trigger(struct snd_pcm_substream *substream,
                }
                snd_emu10k1_playback_invalidate_cache(emu, 1, epcm->extra);
 
-               /* follow thru */
+               /* fall through */
        case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
        case SNDRV_PCM_TRIGGER_RESUME:
                snd_emu10k1_playback_prepare_voice(emu, epcm->extra, 1, 1, NULL);