ASoC: Fix WM835x Out4 capture enumeration

It's the 8th enum of a zero indexed array. This is why I don't let
new drivers use these arrays of enums...

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: stable@kernel.org
diff --git a/sound/soc/codecs/wm8350.c b/sound/soc/codecs/wm8350.c
index 71c9c4b..3ff0373 100644
--- a/sound/soc/codecs/wm8350.c
+++ b/sound/soc/codecs/wm8350.c
@@ -612,7 +612,7 @@
 
 /* Out4 Capture Mux */
 static const struct snd_kcontrol_new wm8350_out4_capture_controls =
-SOC_DAPM_ENUM("Route", wm8350_enum[8]);
+SOC_DAPM_ENUM("Route", wm8350_enum[7]);
 
 static const struct snd_soc_dapm_widget wm8350_dapm_widgets[] = {