gpio-ml-ioh: fix error return code in ioh_gpio_probe()

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@trendmicro.com.cn>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/gpio/gpio-ml-ioh.c b/drivers/gpio/gpio-ml-ioh.c
index 0966f2637ad2..6da6d7667c6d 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;