snd_soc_component_update_bits() may return 1 if operation was successful and the value of the register changed. Return a non-zero in ak4458_rstn_control for an error only.
Signed-off-by: Shengjiu Wang shengjiu.wang@nxp.com Signed-off-by: Viorel Suman viorel.suman@nxp.com --- sound/soc/codecs/ak4458.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/sound/soc/codecs/ak4458.c b/sound/soc/codecs/ak4458.c index eab7c76..4795e32 100644 --- a/sound/soc/codecs/ak4458.c +++ b/sound/soc/codecs/ak4458.c @@ -304,7 +304,8 @@ static int ak4458_rstn_control(struct snd_soc_component *component, int bit) AK4458_00_CONTROL1, AK4458_RSTN_MASK, 0x0); - return ret; + /* Return a negative error code only. */ + return (ret < 0 ? ret : 0); }
static int ak4458_hw_params(struct snd_pcm_substream *substream,