audio-kernel:Fix for potential stability issues

	     struct msm_ec_ref_port_cfg *ec_ref_port_cfg,

	    struct msm_pcm_channel_mixer *ec_ref_chmix_cfg)

{

	struct adm_cmd_device_open_v5	open;

	struct adm_cmd_device_open_v6	open_v6;

	struct adm_cmd_device_open_v8	open_v8;

	struct adm_device_endpoint_payload ep1_payload;

	struct adm_device_endpoint_payload ep2_payload;

	struct adm_cmd_device_open_v5	open = {0};

	struct adm_cmd_device_open_v6	open_v6 = {0};

	struct adm_cmd_device_open_v8	open_v8 = {0};

	struct adm_device_endpoint_payload ep1_payload = {0};

	struct adm_device_endpoint_payload ep2_payload = {0};

	int ep1_payload_size = 0;

	int ep2_payload_size = 0;

	int ret = 0;