netdev - [PATCH net 1/7] can: kvaser_pciefd: Set CAN_STATE_STOPPED in kvaser_pciefd

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: Windows password security audit tool. GUI, reports in PDF.

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

Date: Thu, 18 May 2023 09:32:35 +0200
From: Marc Kleine-Budde <mkl@...gutronix.de>
To: netdev@...r.kernel.org
Cc: davem@...emloft.net,
	kuba@...nel.org,
	linux-can@...r.kernel.org,
	kernel@...gutronix.de,
	Jimmy Assarsson <extja@...ser.com>,
	stable@...r.kernel.org,
	Marc Kleine-Budde <mkl@...gutronix.de>
Subject: [PATCH net 1/7] can: kvaser_pciefd: Set CAN_STATE_STOPPED in kvaser_pciefd_stop()

From: Jimmy Assarsson <extja@...ser.com>

Set can.state to CAN_STATE_STOPPED in kvaser_pciefd_stop().
Without this fix, wrong CAN state was repported after the interface was
brought down.

Fixes: 26ad340e582d ("can: kvaser_pciefd: Add driver for Kvaser PCIEcan devices")
Cc: stable@...r.kernel.org
Signed-off-by: Jimmy Assarsson <extja@...ser.com>
Link: https://lore.kernel.org/r/20230516134318.104279-2-extja@kvaser.com
Signed-off-by: Marc Kleine-Budde <mkl@...gutronix.de>
---
 drivers/net/can/kvaser_pciefd.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/can/kvaser_pciefd.c b/drivers/net/can/kvaser_pciefd.c
index 53e8a914c88b..867b421b9506 100644
--- a/drivers/net/can/kvaser_pciefd.c
+++ b/drivers/net/can/kvaser_pciefd.c
@@ -719,6 +719,7 @@ static int kvaser_pciefd_stop(struct net_device *netdev)
 		iowrite32(0, can->reg_base + KVASER_PCIEFD_KCAN_IEN_REG);
 		del_timer(&can->bec_poll_timer);
 	}
+	can->can.state = CAN_STATE_STOPPED;
 	close_candev(netdev);
 
 	return ret;

base-commit: 6ad85ed0ebf7ece0f376950a6b3b3c6048093d35
-- 
2.39.2