netdev - [PATCH linux-can-next/flexcan 4/4] can: flexcan: disable runtime PM if register flexcandev failed

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20200925151028.11004-5-qiangqing.zhang@nxp.com>
Date:   Fri, 25 Sep 2020 23:10:28 +0800
From:   Joakim Zhang <qiangqing.zhang@....com>
To:     mkl@...gutronix.de, linux-can@...r.kernel.org
Cc:     linux-imx@....com, netdev@...r.kernel.org
Subject: [PATCH linux-can-next/flexcan 4/4] can: flexcan: disable runtime PM if register flexcandev failed

Disable runtime PM if register flexcandev failed, and balance reference
of usage_count.

Signed-off-by: Joakim Zhang <qiangqing.zhang@....com>
---
 drivers/net/can/flexcan.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
index 41b52cb56f93..dd9845146982 100644
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -2151,6 +2151,8 @@ static int flexcan_probe(struct platform_device *pdev)
 	return 0;
 
  failed_register:
+	pm_runtime_put_noidle(&pdev->dev);
+	pm_runtime_disable(&pdev->dev);
 	free_candev(dev);
 	return err;
 }
-- 
2.17.1