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Date: Tue, 27 Oct 2020 14:49:56 +0100 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Dinghao Liu <dinghao.liu@....edu.cn>, Hans Verkuil <hverkuil-cisco@...all.nl>, Mauro Carvalho Chehab <mchehab+huawei@...nel.org>, Sasha Levin <sashal@...nel.org> Subject: [PATCH 4.9 102/139] media: platform: sti: hva: Fix runtime PM imbalance on error From: Dinghao Liu <dinghao.liu@....edu.cn> [ Upstream commit d912a1d9e9afe69c6066c1ceb6bfc09063074075 ] pm_runtime_get_sync() increments the runtime PM usage counter even when it returns an error code. Thus a pairing decrement is needed on the error handling path to keep the counter balanced. Signed-off-by: Dinghao Liu <dinghao.liu@....edu.cn> Signed-off-by: Hans Verkuil <hverkuil-cisco@...all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org> Signed-off-by: Sasha Levin <sashal@...nel.org> --- drivers/media/platform/sti/hva/hva-hw.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/platform/sti/hva/hva-hw.c b/drivers/media/platform/sti/hva/hva-hw.c index cf2a8d8845367..c4d97fb80aaec 100644 --- a/drivers/media/platform/sti/hva/hva-hw.c +++ b/drivers/media/platform/sti/hva/hva-hw.c @@ -389,7 +389,7 @@ int hva_hw_probe(struct platform_device *pdev, struct hva_dev *hva) ret = pm_runtime_get_sync(dev); if (ret < 0) { dev_err(dev, "%s failed to set PM\n", HVA_PREFIX); - goto err_clk; + goto err_pm; } /* check IP hardware version */ -- 2.25.1
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