[PATCH] media: vpif: Fix runtime PM imbalance in vpif_probe

[Dinghao Liu]

When platform_get_resource() returns an error code, a
pairing runtime PM usage counter decrement is needed
to keep the counter balanced.

Signed-off-by: Dinghao Liu <dinghao....@zju.edu.cn>
---
 drivers/media/platform/davinci/vpif.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/media/platform/davinci/vpif.c 
b/drivers/media/platform/davinci/vpif.c
index df66461f5d4f..f28c1b27eac6 100644
--- a/drivers/media/platform/davinci/vpif.c
+++ b/drivers/media/platform/davinci/vpif.c
@@ -458,6 +458,7 @@ static int vpif_probe(struct platform_device *pdev)
        res_irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
        if (!res_irq) {
                dev_warn(&pdev->dev, "Missing IRQ resource.\n");
+               pm_runtime_put(&pdev->dev);
                return -EINVAL;
        }
 
-- 
2.17.1