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drm/bridge: lvds-codec: simplify error handling

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

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Link: https://lore.kernel.org/r/20200713144324.23654-5-a.hajda@samsung.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andrzej Hajda 2020-07-13 16:43:24 +02:00 • committed by Greg Kroah-Hartman
parent a60294d2b0
commit 76acb5ee76
1 changed files with 3 additions and 7 deletions
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10
drivers/gpu/drm/bridge/lvds-codec.c
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@ -71,13 +71,9 @@ 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 dev_err_probe(dev, PTR_ERR(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);