thermal: imx8mm: Disable the clock on probe failure

Prior to returning an error in probe, disable the previously
enabled clock.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20201202232448.2692-2-festevam@gmail.com

diff --git a/drivers/thermal/imx8mm_thermal.c b/drivers/thermal/imx8mm_thermal.c
index ce7cb6452c52938e1f37e68ddb30260df3d08717..7442e013738f887020aa861d8cfbe45712942787 100644 (file)
--- a/drivers/thermal/imx8mm_thermal.c
+++ b/drivers/thermal/imx8mm_thermal.c
@@ -170,7 +170,7 @@ static int imx8mm_tmu_probe(struct platform_device *pdev)
                        dev_err(&pdev->dev,
                                "failed to register thermal zone sensor[%d]: %d\n",
                                i, ret);
-                       return ret;
+                       goto disable_clk;
                }
                tmu->sensors[i].hw_id = i;
        }
@@ -185,6 +185,10 @@ static int imx8mm_tmu_probe(struct platform_device *pdev)
        imx8mm_tmu_enable(tmu, true);
 
        return 0;
+
+disable_clk:
+       clk_disable_unprepare(tmu->clk);
+       return ret;
 }
 
 static int imx8mm_tmu_remove(struct platform_device *pdev)