[PATCH 3/3] slimbus: qcom-ngd: simplify error paths with dev_err_probe

From: Krzysztof Kozlowski
Date: Tue Aug 30 2022 - 08:14:19 EST


Use dev_err_probe to skip printing of deferred probe errors and to
simplify error paths.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
---
drivers/slimbus/qcom-ngd-ctrl.c | 13 +++++--------
1 file changed, 5 insertions(+), 8 deletions(-)

diff --git a/drivers/slimbus/qcom-ngd-ctrl.c b/drivers/slimbus/qcom-ngd-ctrl.c
index bacc6af1d51e..cec11aa106bf 100644
--- a/drivers/slimbus/qcom-ngd-ctrl.c
+++ b/drivers/slimbus/qcom-ngd-ctrl.c
@@ -1543,10 +1543,8 @@ static int qcom_slim_ngd_ctrl_probe(struct platform_device *pdev)

ret = devm_request_irq(dev, ret, qcom_slim_ngd_interrupt,
IRQF_TRIGGER_HIGH, "slim-ngd", ctrl);
- if (ret) {
- dev_err(&pdev->dev, "request IRQ failed\n");
- return ret;
- }
+ if (ret)
+ return dev_err_probe(&pdev->dev, ret, "request IRQ failed\n");

ctrl->nb.notifier_call = qcom_slim_ngd_ssr_notify;
ctrl->notifier = qcom_register_ssr_notifier("lpass", &ctrl->nb);
@@ -1575,15 +1573,14 @@ static int qcom_slim_ngd_ctrl_probe(struct platform_device *pdev)

ctrl->pdr = pdr_handle_alloc(slim_pd_status, ctrl);
if (IS_ERR(ctrl->pdr)) {
- dev_err(dev, "Failed to init PDR handle\n");
- ret = PTR_ERR(ctrl->pdr);
+ ret = dev_err_probe(dev, PTR_ERR(ctrl->pdr),
+ "Failed to init PDR handle\n");
goto err_pdr_alloc;
}

pds = pdr_add_lookup(ctrl->pdr, "avs/audio", "msm/adsp/audio_pd");
if (IS_ERR(pds) && PTR_ERR(pds) != -EALREADY) {
- ret = PTR_ERR(pds);
- dev_err(dev, "pdr add lookup failed: %d\n", ret);
+ ret = dev_err_probe(dev, PTR_ERR(pds), "pdr add lookup failed\n");
goto err_pdr_lookup;
}

--
2.34.1