ASoC: sst_platform: initialize module_name properly

module_name will be checked in register_sst_card.
It will fail to register sst card if it's not initialized.
Signed-off-by: NLu Guanqun <guanqun.lu@intel.com>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/mid-x86/sst_platform.c

@@ -247,6 +247,7 @@ static int sst_platform_open(struct snd_pcm_substream *substream)
 		return -ENOMEM;
 	}
 	stream->sstdrv_ops->vendor_id = MSIC_VENDOR_ID;
+	stream->sstdrv_ops->module_name = SST_CARD_NAMES;
 	/* registering with SST driver to get access to SST APIs to use */
 	ret_val = register_sst_card(stream->sstdrv_ops);
 	if (ret_val) {