ASoC: rt286: Fix sync function

We try to write index registers into cache when we write an index
register, but we change the reg value before updating the cache.
As a result, the cache is never be updated. This patch will fix
this issue.

Signed-off-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Cc: stable@vger.kernel.org

1 files changed, 1 insertions, 1 deletions

diff --git a/sound/soc/codecs/rt286.c b/sound/soc/codecs/rt286.c
index 7a6608404d04..b86b426f159d 100644
--- a/sound/soc/codecs/rt286.c
+++ b/sound/soc/codecs/rt286.c
@@ -191,7 +191,6 @@ static int rt286_hw_write(void *context, unsigned int reg, unsigned int value)
         /*handle index registers*/
         if (reg <= 0xff) {
                 rt286_hw_write(client, RT286_COEF_INDEX, reg);
-                reg = RT286_PROC_COEF;
                 for (i = 0; i < INDEX_CACHE_SIZE; i++) {
                         if (reg == rt286->index_cache[i].reg) {
                                 rt286->index_cache[i].def = value;
@@ -199,6 +198,7 @@ static int rt286_hw_write(void *context, unsigned int reg, unsigned int value)
                         }
 
                 }
+                reg = RT286_PROC_COEF;
         }
 
         data[0] = (reg >> 24) & 0xff;