iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

clk: qcom: dispcc-sm8550: fix runtime PM imbalance on probe errors

Browse Source 
Make sure to decrement the runtime PM usage count before returning in
case regmap initialisation fails.

Fixes: 90114ca114 ("clk: qcom: add SM8550 DISPCC driver")
Cc: stable@vger.kernel.org      # 6.3
Cc: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20230718132902.21430-4-johan+linaro@kernel.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
This commit is contained in:
Johan Hovold
2023-07-18 15:28:57 +02:00
committed by Bjorn Andersson
parent b0f3d01bda
commit acaf1b3296
1 changed files with 11 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
drivers/clk/qcom/dispcc-sm8550.c
View File

@ -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;
}