diff --git a/sound/soc/soc-cache.c b/sound/soc/soc-cache.c
index 9c688b8a1f916105dc8785a58d4ab77cc284cb5b..d1d4059be04e654b7f349807536d4ff11a786c5b 100644
--- a/sound/soc/soc-cache.c
+++ b/sound/soc/soc-cache.c
@@ -314,9 +314,9 @@ static int snd_soc_16_8_write(struct snd_soc_codec *codec, unsigned int reg,
 			      unsigned int value)
 {
 	u8 data[3];
+	u16 rval = cpu_to_be16(reg);
 
-	data[0] = (reg >> 8) & 0xff;
-	data[1] = reg & 0xff;
+	memcpy(data, &rval, sizeof(rval));
 	data[2] = value;
 	reg &= 0xff;