net: amd-xgbe: disable interrupts during pci removal

Hardware interrupts are enabled during the pci probe, however,
they are not disabled during pci removal.

Disable all hardware interrupts during pci removal to avoid any
issues.

Fixes: e7537740 ("amd-xgbe: Update PCI support to use new IRQ functions")
Suggested-by: NSelwin Sebastian <Selwin.Sebastian@amd.com>
Signed-off-by: NRaju Rangoju <Raju.Rangoju@amd.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/amd/xgbe/xgbe-pci.c

@@ -425,6 +425,9 @@ static void xgbe_pci_remove(struct pci_dev *pdev)
 
 	pci_free_irq_vectors(pdata->pcidev);
 
+	/* Disable all interrupts in the hardware */
+	XP_IOWRITE(pdata, XP_INT_EN, 0x0);
+
 	xgbe_free_pdata(pdata);
 }