can: kvaser_pciefd: Disable interrupts in probe error path

commit 11164bc39459335ab93c6e99d53b7e4292fba38b upstream.

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/net/can/kvaser_pciefd.c b/drivers/net/can/kvaser_pciefd.c
index f0b95bdc9e15d7e5d6a80691cdbb79ba54179da7..560a0a5ba6f3f472d963d59f0bd277ebd7db0b4f 100644 (file)
--- a/drivers/net/can/kvaser_pciefd.c
+++ b/drivers/net/can/kvaser_pciefd.c
@@ -1859,6 +1859,8 @@ 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: