linux-kernel - [PATCH v2 20/50] wilc1000: eliminate "max_size_over" variable in fill_vmm

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Date:   Thu, 23 Dec 2021 01:14:06 +0000 (UTC)
From:   David Mosberger-Tang <davidm@...uge.net>
To:     Ajay Singh <ajay.kathat@...rochip.com>
Cc:     Claudiu Beznea <claudiu.beznea@...rochip.com>,
        Kalle Valo <kvalo@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        David Mosberger-Tang <davidm@...uge.net>
Subject: [PATCH v2 20/50] wilc1000: eliminate "max_size_over" variable in
 fill_vmm_table

This makes the code tighter and easier to understand.

Signed-off-by: David Mosberger-Tang <davidm@...uge.net>
---
 drivers/net/wireless/microchip/wilc1000/wlan.c | 18 +++++++-----------
 1 file changed, 7 insertions(+), 11 deletions(-)

diff --git a/drivers/net/wireless/microchip/wilc1000/wlan.c b/drivers/net/wireless/microchip/wilc1000/wlan.c
index a6064a85140b4..dc6608390591c 100644
--- a/drivers/net/wireless/microchip/wilc1000/wlan.c
+++ b/drivers/net/wireless/microchip/wilc1000/wlan.c
@@ -638,7 +638,7 @@ static int fill_vmm_table(const struct wilc *wilc,
 	u32 sum;
 	u8 ac_preserve_ratio[NQUEUES] = {1, 1, 1, 1};
 	u8 *num_pkts_to_add;
-	bool max_size_over = 0, ac_exist = 0;
+	bool ac_exist = 0;
 	int vmm_sz = 0;
 	struct sk_buff *tqe_q[NQUEUES];
 	struct wilc_skb_tx_cb *tx_cb;
@@ -648,20 +648,17 @@ static int fill_vmm_table(const struct wilc *wilc,
 
 	i = 0;
 	sum = 0;
-	max_size_over = 0;
 	num_pkts_to_add = ac_desired_ratio;
 	do {
 		ac_exist = 0;
-		for (ac = 0; (ac < NQUEUES) && (!max_size_over); ac++) {
+		for (ac = 0; ac < NQUEUES; ac++) {
 			if (!tqe_q[ac])
 				continue;
 
 			ac_exist = 1;
-			for (k = 0; (k < num_pkts_to_add[ac]) &&
-			     (!max_size_over) && tqe_q[ac]; k++) {
+			for (k = 0; (k < num_pkts_to_add[ac]) && tqe_q[ac]; k++) {
 				if (i >= (WILC_VMM_TBL_SIZE - 1)) {
-					max_size_over = 1;
-					break;
+					goto out;
 				}
 
 				tx_cb = WILC_SKB_TX_CB(tqe_q[ac]);
@@ -676,8 +673,7 @@ static int fill_vmm_table(const struct wilc *wilc,
 				vmm_sz = ALIGN(vmm_sz, 4);
 
 				if ((sum + vmm_sz) > WILC_TX_BUFF_SIZE) {
-					max_size_over = 1;
-					break;
+					goto out;
 				}
 				vmm_table[i] = vmm_sz / 4;
 				if (tx_cb->type == WILC_CFG_PKT)
@@ -693,8 +689,8 @@ static int fill_vmm_table(const struct wilc *wilc,
 			}
 		}
 		num_pkts_to_add = ac_preserve_ratio;
-	} while (!max_size_over && ac_exist);
-
+	} while (ac_exist);
+out:
 	vmm_table[i] = 0x0;
 	return i;
 }
-- 
2.25.1