[PATCH] slimbus: qcom-ngd-ctrl: Fix runtime PM imbalance in qcom_slim_ngd_enable

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When slim_register_controller() fails, a pairing PM usage counter
increment is needed to keep the counter balanced.

Signed-off-by: Dinghao Liu <dinghao.liu@xxxxxxxxxx>
---
 drivers/slimbus/qcom-ngd-ctrl.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/slimbus/qcom-ngd-ctrl.c b/drivers/slimbus/qcom-ngd-ctrl.c
index c054e83ab636..99cf2ab3d862 100644
--- a/drivers/slimbus/qcom-ngd-ctrl.c
+++ b/drivers/slimbus/qcom-ngd-ctrl.c
@@ -1268,6 +1268,7 @@ static int qcom_slim_ngd_enable(struct qcom_slim_ngd_ctrl *ctrl, bool enable)
 		ret = slim_register_controller(&ctrl->ctrl);
 		if (ret) {
 			dev_err(ctrl->dev, "error adding slim controller\n");
+			pm_runtime_get_noresume(ctrl->dev);
 			return ret;
 		}
 
-- 
2.17.1




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