put_device will call ac97_codec_release to free
ac97_codec_device and other resources, so remove the kfree
and other redundant code.

Signed-off-by: Ding Xiang <dingxi...@cmss.chinamobile.com>
---
 sound/ac97/bus.c | 13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)

diff --git a/sound/ac97/bus.c b/sound/ac97/bus.c
index 7b977b7..7985dd8 100644
--- a/sound/ac97/bus.c
+++ b/sound/ac97/bus.c
@@ -122,17 +122,12 @@ static int ac97_codec_add(struct ac97_controller 
*ac97_ctrl, int idx,
                                                      vendor_id);
 
        ret = device_add(&codec->dev);
-       if (ret)
-               goto err_free_codec;
+       if (ret) {
+               put_device(&codec->dev);
+               return ret;
+       }
 
        return 0;
-err_free_codec:
-       of_node_put(codec->dev.of_node);
-       put_device(&codec->dev);
-       kfree(codec);
-       ac97_ctrl->codecs[idx] = NULL;
-
-       return ret;
 }
 
 unsigned int snd_ac97_bus_scan_one(struct ac97_controller *adrv,
-- 
1.9.1



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