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media: vpif: Fix runtime PM imbalance in vpif_probe

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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.liu@zju.edu.cn>
Reviewed-by: Lad Prabhakar <prabhakar.csengg@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Dinghao Liu 2020-05-23 13:49:17 +02:00 committed by Mauro Carvalho Chehab
parent 4f9b5709cc
commit 4024d6f601
1 changed files with 1 additions and 0 deletions
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drivers/media/platform/davinci/vpif.c
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@ -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;
}