From 98faf753f00909f67e9eaa092c30f34009f97b21 Mon Sep 17 00:00:00 2001 From: Johan Hovold Date: Tue, 18 Jul 2023 15:28:57 +0200 Subject: [PATCH] clk: qcom: dispcc-sm8550: fix runtime PM imbalance on probe errors commit acaf1b3296a504d4a61b685f78baae771421608d upstream. Make sure to decrement the runtime PM usage count before returning in case regmap initialisation fails. Fixes: 90114ca11476 ("clk: qcom: add SM8550 DISPCC driver") Cc: stable@vger.kernel.org # 6.3 Cc: Neil Armstrong Signed-off-by: Johan Hovold Link: https://lore.kernel.org/r/20230718132902.21430-4-johan+linaro@kernel.org Signed-off-by: Bjorn Andersson Signed-off-by: Greg Kroah-Hartman --- drivers/clk/qcom/dispcc-sm8550.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/drivers/clk/qcom/dispcc-sm8550.c b/drivers/clk/qcom/dispcc-sm8550.c index 1e5a110818603..b2fae9001ff23 100644 --- a/drivers/clk/qcom/dispcc-sm8550.c +++ b/drivers/clk/qcom/dispcc-sm8550.c @@ -1761,8 +1761,10 @@ static int disp_cc_sm8550_probe(struct platform_device *pdev) return ret; regmap = qcom_cc_map(pdev, &disp_cc_sm8550_desc); - if (IS_ERR(regmap)) - return PTR_ERR(regmap); + if (IS_ERR(regmap)) { + ret = PTR_ERR(regmap); + goto err_put_rpm; + } clk_lucid_evo_pll_configure(&disp_cc_pll0, regmap, &disp_cc_pll0_config); clk_lucid_evo_pll_configure(&disp_cc_pll1, regmap, &disp_cc_pll1_config); @@ -1777,9 +1779,16 @@ static int disp_cc_sm8550_probe(struct platform_device *pdev) regmap_update_bits(regmap, 0xe054, BIT(0), BIT(0)); ret = qcom_cc_really_probe(pdev, &disp_cc_sm8550_desc, regmap); + if (ret) + goto err_put_rpm; pm_runtime_put(&pdev->dev); + return 0; + +err_put_rpm: + pm_runtime_put_sync(&pdev->dev); + return ret; }