From:   David Mosberger-Tang <davidm@egauge.net>
Subject: [PATCH v2 14/50] wilc1000: if there is no tx packet, don't increment
 packets-sent counter
Date:   Thu, 23 Dec 2021 01:14:06 +0000 (UTC)
Message-Id: <20211223011358.4031459-15-davidm@egauge.net>
In-Reply-To: <20211223011358.4031459-1-davidm@egauge.net>
References: <20211223011358.4031459-1-davidm@egauge.net>
MIME-Version: 1.0
To:     Ajay Singh <ajay.kathat@microchip.com>
Cc:     Claudiu Beznea <claudiu.beznea@microchip.com>,
        Kalle Valo <kvalo@kernel.org>,
        "David S. Miller" <davem@davemloft.net>,
        Jakub Kicinski <kuba@kernel.org>,
        linux-wireless@vger.kernel.org, netdev@vger.kernel.org,
        linux-kernel@vger.kernel.org,
        David Mosberger-Tang <davidm@egauge.net>
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Precedence: bulk

Granted, this case is mostly theoretical as the queue should never be
empty in this place, and hence tqe should never be NULL, but it's
still wrong to count a packet that doesn't exist.

Signed-off-by: David Mosberger-Tang <davidm@egauge.net>
---
 drivers/net/wireless/microchip/wilc1000/wlan.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/microchip/wilc1000/wlan.c b/drivers/net/wireless/microchip/wilc1000/wlan.c
index 979615914d420..7106e6be719c1 100644
--- a/drivers/net/wireless/microchip/wilc1000/wlan.c
+++ b/drivers/net/wireless/microchip/wilc1000/wlan.c
@@ -893,10 +893,10 @@ int wilc_wlan_handle_txq(struct wilc *wilc, u32 *txq_count)
 		u8 mgmt_ptk = 0;
 
 		tqe = wilc_wlan_txq_remove_from_head(wilc, vmm_entries_ac[i]);
-		ac_pkt_num_to_chip[vmm_entries_ac[i]]++;
 		if (!tqe)
 			break;
 
+		ac_pkt_num_to_chip[vmm_entries_ac[i]]++;
 		vif = tqe->vif;
 		if (vmm_table[i] == 0)
 			break;
-- 
2.25.1