misc: microchip: pci1xxxx: fix error handling in gp_aux_bus_probe()

In some error handling path, resoures alloced may not released.
This patch fix them.

Fixes: 393fc2f5 ("misc: microchip: pci1xxxx: load auxiliary bus driver for the PIO function in the multi-function endpoint of pci1xxxx device.")
Reviewed-by: Kumaravel Thiagarajan <kumaravel.thiagarajan@microchip.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Link: https://lore.kernel.org/r/20220907145808.1789249-1-weiyongjun@huaweicloud.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gp.c

@@ -87,12 +87,13 @@ static int gp_aux_bus_probe(struct pci_dev *pdev, const struct pci_device_id *id
 	retval = pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_ALL_TYPES);
 
 	if (retval < 0)
-		return retval;
+		goto err_aux_dev_init_1;
 
-	pdev->irq = pci_irq_vector(pdev, 0);
-	if (pdev->irq < 0)
-		return retval;
+	retval = pci_irq_vector(pdev, 0);
+	if (retval < 0)
+		goto err_aux_dev_init_1;
 
+	pdev->irq = retval;
 	aux_bus->aux_device_wrapper[1]->gp_aux_data.irq_num = pdev->irq;
 
 	retval = auxiliary_device_init(&aux_bus->aux_device_wrapper[1]->aux_dev);