linux-kernel - [PATCH 6/7] ASoC: wm8993: mark expected switch fall-throughs

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Date:   Wed, 8 Nov 2017 14:04:38 -0600
From:   "Gustavo A. R. Silva" <garsilva@...eddedor.com>
To:     Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>
Cc:     alsa-devel@...a-project.org, linux-kernel@...r.kernel.org,
        patches@...nsource.cirrus.com,
        "Gustavo A. R. Silva" <garsilva@...eddedor.com>
Subject: [PATCH 6/7] ASoC: wm8993: mark expected switch fall-throughs

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

Addresses-Coverity-ID: 115168
Signed-off-by: Gustavo A. R. Silva <garsilva@...eddedor.com>
---
 sound/soc/codecs/wm8993.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sound/soc/codecs/wm8993.c b/sound/soc/codecs/wm8993.c
index 195f7bf..830ffd80 100644
--- a/sound/soc/codecs/wm8993.c
+++ b/sound/soc/codecs/wm8993.c
@@ -1076,6 +1076,7 @@ static int wm8993_set_sysclk(struct snd_soc_dai *codec_dai,
 	switch (clk_id) {
 	case WM8993_SYSCLK_MCLK:
 		wm8993->mclk_rate = freq;
+		/* fall through */
 	case WM8993_SYSCLK_FLL:
 		wm8993->sysclk_source = clk_id;
 		break;
@@ -1123,6 +1124,7 @@ static int wm8993_set_dai_fmt(struct snd_soc_dai *dai,
 	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
 	case SND_SOC_DAIFMT_DSP_B:
 		aif1 |= WM8993_AIF_LRCLK_INV;
+		/* fall through */
 	case SND_SOC_DAIFMT_DSP_A:
 		aif1 |= 0x18;
 		break;
-- 
2.7.4