linux-kernel - [PATCH net-next] amt: fix error return code in amt

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Message-ID: <20211102130353.1666999-1-yangyingliang@huawei.com>
Date:   Tue, 2 Nov 2021 21:03:53 +0800
From:   Yang Yingliang <yangyingliang@...wei.com>
To:     <linux-kernel@...r.kernel.org>, <netdev@...r.kernel.org>
CC:     <kuba@...nel.org>, <davem@...emloft.net>, <ap420073@...il.com>
Subject: [PATCH net-next] amt: fix error return code in amt_init()

Return error code when alloc_workqueue()
fails in amt_init().

Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Yang Yingliang <yangyingliang@...wei.com>
---
 drivers/net/amt.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/amt.c b/drivers/net/amt.c
index 60a7053a9cf7..d8c9ed9f8a81 100644
--- a/drivers/net/amt.c
+++ b/drivers/net/amt.c
@@ -3259,8 +3259,10 @@ static int __init amt_init(void)
 		goto unregister_notifier;
 
 	amt_wq = alloc_workqueue("amt", WQ_UNBOUND, 1);
-	if (!amt_wq)
+	if (!amt_wq) {
+		err = -ENOMEM;
 		goto rtnl_unregister;
+	}
 
 	spin_lock_init(&source_gc_lock);
 	spin_lock_bh(&source_gc_lock);
-- 
2.25.1