can: kvaser_pciefd: Disable interrupts in probe error path

Disable interrupts in error path of probe function.

Fixes: 26ad340e ("can: kvaser_pciefd: Add driver for Kvaser PCIEcan devices")
Cc: stable@vger.kernel.org
Signed-off-by: NJimmy Assarsson <extja@kvaser.com>
Link: https://lore.kernel.org/r/20230516134318.104279-7-extja@kvaser.comSigned-off-by: NMarc Kleine-Budde <mkl@pengutronix.de>

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: