ASoC: fsl: Remove unneeded init of static variable

This was reported by checkpatch.pl

Signed-off-by: Alin Grigorean <alin.grig93@gmail.com>
Acked-by: Nicolin Chen <nicoleotsuka@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/fsl/imx-pcm-fiq.c

@@ -282,7 +282,7 @@ static int imx_pcm_new(struct snd_soc_pcm_runtime *rtd)
 	return 0;
 }
 
-static int ssi_irq = 0;
+static int ssi_irq;
 
 static int imx_pcm_fiq_new(struct snd_soc_pcm_runtime *rtd)
 {