[PATCH -next] gpio-ml-ioh: fix error return code in ioh_gpio_probe()

[Wei Yongjun]

From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>

Fix to return a negative error code in the irq descs alloc error
handling case instead of 0, as done elsewhere in this function.

Signed-off-by: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
---
 drivers/gpio/gpio-ml-ioh.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpio/gpio-ml-ioh.c b/drivers/gpio/gpio-ml-ioh.c
index 0966f26..6da6d76 100644
--- a/drivers/gpio/gpio-ml-ioh.c
+++ b/drivers/gpio/gpio-ml-ioh.c
@@ -465,6 +465,7 @@ static int ioh_gpio_probe(struct pci_dev *pdev,
 			dev_warn(&pdev->dev,
 				"ml_ioh_gpio: Failed to get IRQ base num\n");
 			chip->irq_base = -1;
+			ret = irq_base;
 			goto err_irq_alloc_descs;
 		}
 		chip->irq_base = irq_base;

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