[PATCH] Remove unused variable from tlv320aic23 codec

["Richard A. Holden III" <aciddeath@gmail.com>]

Remove codec var from tlv320aic23_set_dai_sysclk, it is assigned to
but never read.

Signed-off-by: Richard A. Holden III <aciddeath@gmail.com>

Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Takashi Iwai <tiwai@suse.de>
Cc: Liam Girdwood <lrg@slimlogic.co.uk>
Cc: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: alsa-devel@alsa-project.org
---
 sound/soc/codecs/tlv320aic23.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)

diff --git a/sound/soc/codecs/tlv320aic23.c b/sound/soc/codecs/tlv320aic23.c
index 44308da..45395d0 100644
--- a/sound/soc/codecs/tlv320aic23.c
+++ b/sound/soc/codecs/tlv320aic23.c
@@ -421,8 +421,6 @@ static int tlv320aic23_set_dai_fmt(struct snd_soc_dai *codec_dai,
 static int tlv320aic23_set_dai_sysclk(struct snd_soc_dai *codec_dai,
 				      int clk_id, unsigned int freq, int dir)
 {
-	struct snd_soc_codec *codec = codec_dai->codec;
-
 	switch (freq) {
 	case 12000000:
 		return 0;
-- 
1.5.6.4