ASoC: Remove unused rate variable in magician_playback_hw_params

Signed-off-by: NAxel Lin <axel.lin@gmail.com>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/pxa/magician.c

@@ -92,11 +92,10 @@ static int magician_playback_hw_params(struct snd_pcm_substream *substream,
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
 	struct snd_soc_dai *codec_dai = rtd->codec_dai;
 	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-	unsigned int acps, acds, width, rate;
+	unsigned int acps, acds, width;
 	unsigned int div4 = PXA_SSP_CLK_SCDB_4;
 	int ret = 0;
 
-	rate = params_rate(params);
 	width = snd_pcm_format_physical_width(params_format(params));
 
 	/*