From 11164bc39459335ab93c6e99d53b7e4292fba38b Mon Sep 17 00:00:00 2001

From: Jimmy Assarsson <extja@kvaser.com>

Date: Tue, 16 May 2023 15:43:18 +0200

Subject: [PATCH] can: kvaser_pciefd: Disable interrupts in probe error path

Git-commit: 11164bc39459335ab93c6e99d53b7e4292fba38b

Patch-mainline: v6.4-rc3

References: git-fixes

Disable interrupts in error path of probe function.

Fixes: 26ad340e582d ("can: kvaser_pciefd: Add driver for Kvaser PCIEcan devices")

Cc: stable@vger.kernel.org

Signed-off-by: Jimmy Assarsson <extja@kvaser.com>

Link: https://lore.kernel.org/r/20230516134318.104279-7-extja@kvaser.com

Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

Acked-by: Takashi Iwai <tiwai@suse.de>

---

 drivers/net/can/kvaser_pciefd.c | 2 ++

 1 file changed, 2 insertions(+)

diff --git a/drivers/net/can/kvaser_pciefd.c b/drivers/net/can/kvaser_pciefd.c

index 4fafb7658349..be189edb256c 100644

--- a/drivers/net/can/kvaser_pciefd.c

+++ b/drivers/net/can/kvaser_pciefd.c

@@ -1861,6 +1861,8 @@ static int kvaser_pciefd_probe(struct pci_dev *pdev,

 	return 0;

 err_free_irq:

+	/* Disable PCI interrupts */

+	iowrite32(0, pcie->reg_base + KVASER_PCIEFD_IEN_REG);

 	free_irq(pcie->pci->irq, pcie);

 err_teardown_can_ctrls:

-- 

2.35.3