Commit b59dce53ef6 (ASoC: cache: Fix possible ZERO_SIZE_PTR pointer dereferencing error.) caused the following probe error:

wm8962 0-001a: customer id 0 revision D wm8962 0-001a: ASoC: Failed to set cache compression type: -22 imx-wm8962 sound: snd_soc_register_card failed (-22) imx-wm8962: probe of sound failed with error -22

If reg_size is 0 just return success instead.

Suggested-by: Lars-Peter Clausen lars@metafoo.de Signed-off-by: Fabio Estevam fabio.estevam@freescale.com --- Changes since v1: - Fix typo "If reg_size is 0 just return success instead."

sound/soc/soc-cache.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/soc/soc-cache.c b/sound/soc/soc-cache.c index 8fff5b6..00e70b6 100644 --- a/sound/soc/soc-cache.c +++ b/sound/soc/soc-cache.c @@ -73,7 +73,7 @@ int snd_soc_cache_init(struct snd_soc_codec *codec) reg_size = codec_drv->reg_cache_size * codec_drv->reg_word_size;

if (!reg_size) - return -EINVAL; + return 0;

mutex_init(&codec->cache_rw_mutex);