[PATCH AUTOSEL 5.14 055/252] media: atomisp: Fix runtime PM imbalance in atomisp_pci_probe
From: Sasha Levin <sashal@kernel.org>
Date: 2021-09-09 11:44:55
Also in:
linux-media, lkml, stable
Subsystem:
intel mid (mobile internet device) platform, media input infrastructure (v4l/dvb), staging - atomisp driver, staging subsystem, the rest · Maintainers:
Andy Shevchenko, Mauro Carvalho Chehab, Hans de Goede, Greg Kroah-Hartman, Linus Torvalds
From: Dinghao Liu <redacted> [ 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 (local) Signed-off-by: Dinghao Liu <redacted> Acked-by: Andy Shevchenko <redacted> 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