ASoC: Fix variable name for Blackfin I2S DAI

static int __init bfin_i2s_init(void)

{

	return snd_soc_register_dai(&bfin_i2s_dai);

	return snd_soc_register_dai(&bf5xx_i2s_dai);

}

module_init(bfin_i2s_init);

static void __exit bfin_i2s_exit(void)

{

	snd_soc_unregister_dai(&bfin_i2s_dai);

	snd_soc_unregister_dai(&bf5xx_i2s_dai);

}

module_exit(bfin_i2s_exit);