| From | Sasha Levin <> | Subject | [PATCH AUTOSEL 5.14 055/252] media: atomisp: Fix runtime PM imbalance in atomisp_pci_probe | Date | Thu, 9 Sep 2021 07:37:49 -0400 |
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From: Dinghao Liu <dinghao.liu@zju.edu.cn>
[ Upstream commit 672fe1cf145ab9978c62eb827d6a16aa6b63994b ]
When hmm_pool_register() fails, a pairing PM usage counter increment is needed to keep the counter balanced. It's the same for the following error paths.
Link: https://lore.kernel.org/linux-media/20210408081850.24278-1-dinghao.liu@zju.edu.cn Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn> Acked-by: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/staging/media/atomisp/pci/atomisp_v4l2.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/staging/media/atomisp/pci/atomisp_v4l2.c b/drivers/staging/media/atomisp/pci/atomisp_v4l2.c index 948769ca6539..af0d83eaa68c 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_v4l2.c +++ b/drivers/staging/media/atomisp/pci/atomisp_v4l2.c @@ -1815,6 +1815,7 @@ static int atomisp_pci_probe(struct pci_dev *pdev, const struct pci_device_id *i hmm_cleanup(); hmm_pool_unregister(HMM_POOL_TYPE_RESERVED); hmm_pool_fail: + pm_runtime_get_noresume(&pdev->dev); destroy_workqueue(isp->wdt_work_queue); wdt_work_queue_fail: atomisp_acc_cleanup(isp); -- 2.30.2
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