staging: rtl8188eu: refactor rtw_is_cckrates_included()

Refactor rtw_is_cckrates_included() to improve readability and
slightly reduce object file size.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/rtl8188eu/core/rtw_ieee80211.c b/drivers/staging/rtl8188eu/core/rtw_ieee80211.c
index b7188fa5364af13c59f5ea63ccdb2e98360dbb2e..b695f47be07301d70db1d4f69699ed22a8d1c930 100644 (file)
--- a/drivers/staging/rtl8188eu/core/rtw_ieee80211.c
+++ b/drivers/staging/rtl8188eu/core/rtw_ieee80211.c
@@ -74,14 +74,14 @@ int rtw_get_bit_value_from_ieee_value(u8 val)
 
 uint rtw_is_cckrates_included(u8 *rate)
 {
-       u32 i = 0;
+       while (*rate) {
+               u8 r = *rate & 0x7f;
 
-       while (rate[i] != 0) {
-               if  ((((rate[i]) & 0x7f) == 2) || (((rate[i]) & 0x7f) == 4) ||
-                    (((rate[i]) & 0x7f) == 11)  || (((rate[i]) & 0x7f) == 22))
+               if (r == 2 || r == 4 || r == 11 || r == 22)
                        return true;
-               i++;
+               rate++;
        }
+
        return false;
 }