ASoC: s3c: patch for the unnecessary variable 'state' removal

The variable 'state' of structure 's3c_ac97_info' seems no use here,
so this patch is to remove the unnecessary variable.
Signed-off-by: NWan ZongShun <mcuos.com@gmail.com>
Acked-by: NLiam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/s3c24xx/s3c-ac97.c

@@ -31,7 +31,6 @@
 #define AC_CMD_DATA(x) (x & 0xffff)
 
 struct s3c_ac97_info {
-	unsigned           state;
 	struct clk         *ac97_clk;
 	void __iomem	   *regs;
 	struct mutex       lock;