ASoC: fsl_esai: Fix missing break in switch statement

commit 903c220b upstream.

case ESAI_HCKT_EXTAL and case ESAI_HCKR_EXTAL should be
independent of each other, so replace fall-through with break.

Fixes: 43d24e76 ("ASoC: fsl_esai: Add ESAI CPU DAI driver")
Signed-off-by: NShengjiu Wang <shengjiu.wang@nxp.com>
Acked-by: NNicolin Chen <nicoleotsuka@gmail.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: NMark Brown <broonie@kernel.org>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>

sound/soc/fsl/fsl_esai.c

@@ -251,7 +251,7 @@ static int fsl_esai_set_dai_sysclk(struct snd_soc_dai *dai, int clk_id,
 		break;
 	case ESAI_HCKT_EXTAL:
 		ecr |= ESAI_ECR_ETI;
-		/* fall through */
+		break;
 	case ESAI_HCKR_EXTAL:
 		ecr |= ESAI_ECR_ERI;
 		break;