ASoC: Indentation fix for null loop operation

More with the legibility.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 6be6546..988cdff 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -209,7 +209,7 @@
 		int val, item, bitmask;
 
 		for (bitmask = 1; bitmask < e->max; bitmask <<= 1)
-		;
+			;
 		val = snd_soc_read(w->codec, e->reg);
 		item = (val >> e->shift_l) & (bitmask - 1);