staging: rtl8723bs: Macros with complex values should be enclosed in parentheses

Enclosing macros with complex values ensures expression is evaluated as
expected.
Signed-off-by: NJustin Vreeland <justin@jvreeland.com>
Reviewed-by: NBastien Nocera <hadess@hadess.net>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8723bs/hal/odm.h

@@ -209,7 +209,10 @@ typedef struct _ODM_RATE_ADAPTIVE {
 
 #define AVG_THERMAL_NUM		8
 #define IQK_Matrix_REG_NUM	8
-#define IQK_Matrix_Settings_NUM	14+24+21 /*  Channels_2_4G_NUM + Channels_5G_20M_NUM + Channels_5G */
+#define IQK_Matrix_Settings_NUM	(14 + 24 + 21) /*   Channels_2_4G_NUM
+						* + Channels_5G_20M_NUM
+						* + Channels_5G
+						*/
 
 #define		DM_Type_ByFW			0
 #define		DM_Type_ByDriver		1