PM: AVS: qcom-cpr: Fix an error handling path in cpr_probe()

If an error occurs after a successful pm_genpd_init() call, it should be
undone by a corresponding pm_genpd_remove().

Add the missing call in the error handling path, as already done in the
remove function.

Fixes: bf6910abf548 ("power: avs: Add support for CPR (Core Power Reduction)")
Signed-off-by: Christophe JAILLET <[e-mail]>
Reviewed-by: Ulf Hansson <[e-mail]>
Signed-off-by: Bjorn Andersson <[e-mail]>
Link: https://lore.kernel.org/r/0f520597db[e-mail]

drivers/soc/qcom/cpr.c

···
 
 	ret = of_genpd_add_provider_simple(dev->of_node, &drv->pd);
 	if (ret)
-		return ret;
+		goto err_remove_genpd;
 
 	platform_set_drvdata(pdev, drv);
 	cpr_debugfs_init(drv);
 
 	return 0;
+
+err_remove_genpd:
+	pm_genpd_remove(&drv->pd);
+	return ret;
 }
 
 static int cpr_remove(struct platform_device *pdev)