linux-kernel - [PATCH 6/6] wlan-ng: clean up reused macros

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Message-Id: <20201222222015.20558-7-johannes.czekay@fau.de>
Date:   Tue, 22 Dec 2020 23:20:17 +0100
From:   Johannes Czekay <johannes.czekay@....de>
To:     linux-kernel@...r.kernel.org
Cc:     johannes.czekay@....de, nicolai.fischer@....de,
        gustavo@...eddedor.com, hannes@...xchg.org, longman@...hat.com,
        mhocko@...e.com, adawesomeguy222@...il.com,
        igormtorrente@...il.com, sylphrenadin@...il.com,
        izabela.bakollari@...il.com, colin.king@...onical.com,
        steff.richards.the.third@...il.com
Subject: [PATCH 6/6] wlan-ng: clean up reused macros

This patch cleans up two "macro argument reuse" warnings by checkpatch.
This should also make the code much more readable.

Signed-off-by: Johannes Czekay <johannes.czekay@....de>
Co-developed-by: Nicolai Fischer <nicolai.fischer@....de>
Signed-off-by: Nicolai Fischer <nicolai.fischer@....de>
---
 drivers/staging/wlan-ng/p80211metastruct.h | 18 +-------
 drivers/staging/wlan-ng/prism2mgmt.c       | 48 ++++++----------------
 2 files changed, 14 insertions(+), 52 deletions(-)

diff --git a/drivers/staging/wlan-ng/p80211metastruct.h b/drivers/staging/wlan-ng/p80211metastruct.h
index 4adc64580185..e963227f797c 100644
--- a/drivers/staging/wlan-ng/p80211metastruct.h
+++ b/drivers/staging/wlan-ng/p80211metastruct.h
@@ -114,22 +114,8 @@ struct p80211msg_dot11req_scan_results {
 	struct p80211item_uint32 cfpollreq;
 	struct p80211item_uint32 privacy;
 	struct p80211item_uint32 capinfo;
-	struct p80211item_uint32 basicrate1;
-	struct p80211item_uint32 basicrate2;
-	struct p80211item_uint32 basicrate3;
-	struct p80211item_uint32 basicrate4;
-	struct p80211item_uint32 basicrate5;
-	struct p80211item_uint32 basicrate6;
-	struct p80211item_uint32 basicrate7;
-	struct p80211item_uint32 basicrate8;
-	struct p80211item_uint32 supprate1;
-	struct p80211item_uint32 supprate2;
-	struct p80211item_uint32 supprate3;
-	struct p80211item_uint32 supprate4;
-	struct p80211item_uint32 supprate5;
-	struct p80211item_uint32 supprate6;
-	struct p80211item_uint32 supprate7;
-	struct p80211item_uint32 supprate8;
+	struct p80211item_uint32 basicrate[8];
+	struct p80211item_uint32 supprate[8];
 } __packed;
 
 struct p80211msg_dot11req_start {
diff --git a/drivers/staging/wlan-ng/prism2mgmt.c b/drivers/staging/wlan-ng/prism2mgmt.c
index 1bd36dc2b7ff..8540c3336907 100644
--- a/drivers/staging/wlan-ng/prism2mgmt.c
+++ b/drivers/staging/wlan-ng/prism2mgmt.c
@@ -388,6 +388,7 @@ int prism2mgmt_scan_results(struct wlandevice *wlandev, void *msgp)
 	struct hfa384x_hscan_result_sub *item = NULL;
 
 	int count;
+	int i;
 
 	req = msgp;
 
@@ -437,42 +438,17 @@ int prism2mgmt_scan_results(struct wlandevice *wlandev, void *msgp)
 		if (item->supprates[count] == 0)
 			break;
 
-#define REQBASICRATE(N) \
-	do { \
-		if ((count >= (N)) && DOT11_RATE5_ISBASIC_GET(	\
-			item->supprates[(N) - 1])) { \
-			req->basicrate ## N .data = item->supprates[(N) - 1]; \
-			req->basicrate ## N .status = \
-				P80211ENUM_msgitem_status_data_ok; \
-		} \
-	} while (0)
-
-	REQBASICRATE(1);
-	REQBASICRATE(2);
-	REQBASICRATE(3);
-	REQBASICRATE(4);
-	REQBASICRATE(5);
-	REQBASICRATE(6);
-	REQBASICRATE(7);
-	REQBASICRATE(8);
-
-#define REQSUPPRATE(N) \
-	do { \
-		if (count >= (N)) {					\
-			req->supprate ## N .data = item->supprates[(N) - 1]; \
-			req->supprate ## N .status = \
-				P80211ENUM_msgitem_status_data_ok; \
-		} \
-	} while (0)
-
-	REQSUPPRATE(1);
-	REQSUPPRATE(2);
-	REQSUPPRATE(3);
-	REQSUPPRATE(4);
-	REQSUPPRATE(5);
-	REQSUPPRATE(6);
-	REQSUPPRATE(7);
-	REQSUPPRATE(8);
+	for (i = 0; i < 8; i++) {
+		if (count > 1) {
+			if (DOT11_RATE5_ISBASIC_GET(item->supprates[i])) {
+				req->basicrate[i].data = item->supprates[i];
+				req->basicrate[i].status = P80211ENUM_msgitem_status_data_ok;
+			}
+
+			req->supprate[i].data = item->supprates[i];
+			req->supprate[i].status = P80211ENUM_msgitem_status_data_ok;
+		}
+	}
 
 	/* beacon period */
 	req->beaconperiod.status = P80211ENUM_msgitem_status_data_ok;
-- 
2.25.1