[RESEND PATCH v5 5/5] drm/bridge: lvds-codec: simplify error handling code

From: Andrzej Hajda
Date: Wed Jun 24 2020 - 07:41:53 EST


Using probe_err code has following advantages:
- shorter code,
- recorded defer probe reason for debugging,
- uniform error code logging.

Signed-off-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
---
drivers/gpu/drm/bridge/lvds-codec.c | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/bridge/lvds-codec.c b/drivers/gpu/drm/bridge/lvds-codec.c
index 24fb1befdfa2..c76fa0239e39 100644
--- a/drivers/gpu/drm/bridge/lvds-codec.c
+++ b/drivers/gpu/drm/bridge/lvds-codec.c
@@ -71,13 +71,8 @@ static int lvds_codec_probe(struct platform_device *pdev)
lvds_codec->connector_type = (uintptr_t)of_device_get_match_data(dev);
lvds_codec->powerdown_gpio = devm_gpiod_get_optional(dev, "powerdown",
GPIOD_OUT_HIGH);
- if (IS_ERR(lvds_codec->powerdown_gpio)) {
- int err = PTR_ERR(lvds_codec->powerdown_gpio);
-
- if (err != -EPROBE_DEFER)
- dev_err(dev, "powerdown GPIO failure: %d\n", err);
- return err;
- }
+ if (IS_ERR(lvds_codec->powerdown_gpio))
+ return probe_err(dev, lvds_codec->powerdown_gpio, "powerdown GPIO failure\n");

/* Locate the panel DT node. */
panel_node = of_graph_get_remote_node(dev->of_node, 1, 0);
--
2.17.1