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From:   Zhengchao Shao <shaozhengchao@huawei.com>
To:     <netdev@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
        <davem@davemloft.net>, <edumazet@google.com>, <kuba@kernel.org>,
        <pabeni@redhat.com>
CC:     <bigeasy@linutronix.de>, <a.darwish@linutronix.de>,
        <weiyongjun1@huawei.com>, <yuehaibing@huawei.com>,
        <shaozhengchao@huawei.com>
Subject: [PATCH net-next] net: sched: fix misuse of qcpu->backlog in gnet_stats_add_queue_cpu
Date:   Mon, 15 Aug 2022 11:08:48 +0800
Message-ID: <20220815030848.276746-1-shaozhengchao@huawei.com>
MIME-Version: 1.0
Content-Type: text/plain
Precedence: bulk

In the gnet_stats_add_queue_cpu function, the qstats->qlen statistics
are incorrectly set to qcpu->backlog.

Fixes: 448e163f8b9b("gen_stats: Add gnet_stats_add_queue()")
Signed-off-by: Zhengchao Shao <shaozhengchao@huawei.com>
---
 net/core/gen_stats.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/core/gen_stats.c b/net/core/gen_stats.c
index a10335b4ba2d..c8d137ef5980 100644
--- a/net/core/gen_stats.c
+++ b/net/core/gen_stats.c
@@ -345,7 +345,7 @@ static void gnet_stats_add_queue_cpu(struct gnet_stats_queue *qstats,
 	for_each_possible_cpu(i) {
 		const struct gnet_stats_queue *qcpu = per_cpu_ptr(q, i);
 
-		qstats->qlen += qcpu->backlog;
+		qstats->qlen += qcpu->qlen;
 		qstats->backlog += qcpu->backlog;
 		qstats->drops += qcpu->drops;
 		qstats->requeues += qcpu->requeues;
-- 
2.17.1