ASoC: pxa-ssp: fix a memory leak in pxa_ssp_remove()

The "priv" allocated in pxa_ssp_probe() should be kfreed in pxa_ssp_remove().
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/pxa/pxa-ssp.c

@@ -758,6 +758,7 @@ static int pxa_ssp_remove(struct snd_soc_dai *dai)
 	struct ssp_priv *priv = snd_soc_dai_get_drvdata(dai);
 
 	pxa_ssp_free(priv->ssp);
+	kfree(priv);
 	return 0;
 }