[PATCH 02/12] staging: rtl8188eu: refactor cckratesonly_included()

[Michael Straube <straube.linux@gmail.com>]

Refactor cckratesonly_included() to improve readability and slightly
reduce object file size. Also change the return type to bool.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
---
 drivers/staging/rtl8188eu/core/rtw_wlan_util.c   | 10 +++++-----
 drivers/staging/rtl8188eu/include/rtw_mlme_ext.h |  2 +-
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/staging/rtl8188eu/core/rtw_wlan_util.c b/drivers/staging/rtl8188eu/core/rtw_wlan_util.c
index 90160d5fc292..fac1c1c20b2f 100644
--- a/drivers/staging/rtl8188eu/core/rtw_wlan_util.c
+++ b/drivers/staging/rtl8188eu/core/rtw_wlan_util.c
@@ -69,16 +69,16 @@ bool cckrates_included(unsigned char *rate, int ratelen)
 	return false;
 }
 
-int cckratesonly_included(unsigned char *rate, int ratelen)
+bool cckratesonly_included(unsigned char *rate, int ratelen)
 {
-	int	i;
+	int i;
 
 	for (i = 0; i < ratelen; i++) {
-		if  ((((rate[i]) & 0x7f) != 2) && (((rate[i]) & 0x7f) != 4) &&
-			   (((rate[i]) & 0x7f) != 11)  && (((rate[i]) & 0x7f) != 22))
+		u8 r = rate[i] & 0x7f;
+
+		if (r != 2 && r != 4 && r != 11 && r != 22)
 			return false;
 	}
-
 	return true;
 }
 
diff --git a/drivers/staging/rtl8188eu/include/rtw_mlme_ext.h b/drivers/staging/rtl8188eu/include/rtw_mlme_ext.h
index c86dec12dec2..0ade33df16d2 100644
--- a/drivers/staging/rtl8188eu/include/rtw_mlme_ext.h
+++ b/drivers/staging/rtl8188eu/include/rtw_mlme_ext.h
@@ -581,7 +581,7 @@ void addba_timer_hdl(struct timer_list *t);
 		  msecs_to_jiffies(ms))
 
 bool cckrates_included(unsigned char *rate, int ratelen);
-int cckratesonly_included(unsigned char *rate, int ratelen);
+bool cckratesonly_included(unsigned char *rate, int ratelen);
 
 void process_addba_req(struct adapter *padapter, u8 *paddba_req, u8 *addr);
 
-- 
2.19.2