ASoC: Intel: kbl_da7219_max98927: remove unnecessary initialization

Fix cppcheck warning

[sound/soc/intel/boards/kbl_da7219_max98927.c:179]: (style) Variable
'ret' is assigned a value that is never used.

[sound/soc/intel/boards/kbl_da7219_max98927.c:1098]: (style) Variable
'i' is assigned a value that is never used.
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200113210428.27457-9-pierre-louis.bossart@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/intel/boards/kbl_da7219_max98927.c

@@ -176,7 +176,7 @@ static int kabylake_ssp0_hw_params(struct snd_pcm_substream *substream,
 	struct snd_pcm_hw_params *params)
 {
 	struct snd_soc_pcm_runtime *runtime = substream->private_data;
-	int ret = 0, j;
+	int ret, j;
 
 	for (j = 0; j < runtime->num_codecs; j++) {
 		struct snd_soc_dai *codec_dai = runtime->codec_dais[j];
@@ -1095,7 +1095,7 @@ static int kabylake_audio_probe(struct platform_device *pdev)
 	struct kbl_codec_private *ctx;
 	struct snd_soc_dai_link *kbl_dai_link;
 	struct snd_soc_dai_link_component **codecs;
-	int i = 0;
+	int i;
 
 	ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
 	if (!ctx)