ASoC: ak4642: fix a memory leak if failed to initialise AK4642

ak4642 should be kfreed if ak4642_init() return error.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Reviewed-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

diff --git a/sound/soc/codecs/ak4642.c b/sound/soc/codecs/ak4642.c
index 60b83b48246712a9155a43a97b16a85b528fa33b..3d7dc55305ec3531838627e7a33f8b22009cfb2f 100644 (file)
--- a/sound/soc/codecs/ak4642.c
+++ b/sound/soc/codecs/ak4642.c
@@ -498,8 +498,10 @@ static int ak4642_i2c_probe(struct i2c_client *i2c,
        codec->control_data = i2c;
 
        ret = ak4642_init(ak4642);
-       if (ret < 0)
+       if (ret < 0) {
                printk(KERN_ERR "failed to initialise AK4642\n");
+               kfree(ak4642);
+       }
 
        return ret;
 }