linux-kernel - [PATCH 2/5] staging: rtl8723bs: refactor rtw_is_cckrates

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Message-Id: <20180712103610.19532-2-straube.linux@gmail.com>
Date:   Thu, 12 Jul 2018 12:36:07 +0200
From:   Michael Straube <straube.linux@...il.com>
To:     gregkh@...uxfoundation.org
Cc:     devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
        Michael Straube <straube.linux@...il.com>
Subject: [PATCH 2/5] staging: rtl8723bs: refactor rtw_is_cckrates_included()

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

Suggested-by: Joe Perches <joe@...ches.com>
Signed-off-by: Michael Straube <straube.linux@...il.com>
---
 drivers/staging/rtl8723bs/core/rtw_ieee80211.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/rtl8723bs/core/rtw_ieee80211.c b/drivers/staging/rtl8723bs/core/rtw_ieee80211.c
index 3f1c7bb0eb9f..3adb58759d5f 100644
--- a/drivers/staging/rtl8723bs/core/rtw_ieee80211.c
+++ b/drivers/staging/rtl8723bs/core/rtw_ieee80211.c
@@ -68,13 +68,12 @@ 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;
-- 
2.18.0