diff --git a/drivers/staging/rtl8723bs/core/rtw_security.c b/drivers/staging/rtl8723bs/core/rtw_security.c
index 1a6dd4f4bdda..99ad9dbcba9c 100644
--- a/drivers/staging/rtl8723bs/core/rtw_security.c
+++ b/drivers/staging/rtl8723bs/core/rtw_security.c
@@ -1091,7 +1091,7 @@ static signed int aes_decipher(u8 *key, uint	hdrlen,
 
 	/* start to calculate the mic */
 	if ((hdrlen + plen + 8) <= MAX_MSG_SIZE)
-		memcpy((void *)message, pframe, (hdrlen + plen + 8)); /* 8 is for ext iv len */
+		memcpy(message, pframe, (hdrlen + plen + 8)); /* 8 is for ext iv len */
 
 	pn_vector[0] = pframe[hdrlen];
 	pn_vector[1] = pframe[hdrlen + 1];