ASoC: Fix resource reclaim for osk5912

In current implementation, there are resources leak in the error path.
This patch properly reclaims the allocated resources in the error path.

Also adds a missing clk_put in osk_soc_exit.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Jarkko Nikula <jhnikula@gmail.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 8 insertions, 3 deletions

diff --git a/sound/soc/omap/osk5912.c b/sound/soc/omap/osk5912.c
index f0e66255642..65ae00e976e 100644
--- a/sound/soc/omap/osk5912.c
+++ b/sound/soc/omap/osk5912.c
@@ -177,7 +177,8 @@ static int __init osk_soc_init(void)
         tlv320aic23_mclk = clk_get(dev, "mclk");
         if (IS_ERR(tlv320aic23_mclk)) {
                 printk(KERN_ERR "Could not get mclk clock\n");
-                return -ENODEV;
+                err = PTR_ERR(tlv320aic23_mclk);
+                goto err2;
         }
 
         /*
@@ -188,7 +189,7 @@ static int __init osk_soc_init(void)
                 if (clk_set_rate(tlv320aic23_mclk, CODEC_CLOCK)) {
                         printk(KERN_ERR "Cannot set MCLK for AIC23 CODEC\n");
                         err = -ECANCELED;
-                        goto err1;
+                        goto err3;
                 }
         }
 
@@ -196,9 +197,12 @@ static int __init osk_soc_init(void)
                (uint) clk_get_rate(tlv320aic23_mclk), CODEC_CLOCK);
 
         return 0;
-err1:
+
+err3:
         clk_put(tlv320aic23_mclk);
+err2:
         platform_device_del(osk_snd_device);
+err1:
         platform_device_put(osk_snd_device);
 
         return err;
@@ -207,6 +211,7 @@ err1:
 
 static void __exit osk_soc_exit(void)
 {
+        clk_put(tlv320aic23_mclk);
         platform_device_unregister(osk_snd_device);
 }