linux-kernel - [PATCHv2 3/4] Input: rotary-encoder

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Date:   Mon,  7 Sep 2020 22:40:44 +0200
From:   Sebastian Reichel <sebastian.reichel@...labora.com>
To:     Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Mylène Josserand 
        <mylene.josserand@...labora.com>, Rob Herring <robh+dt@...nel.org>
Cc:     linux-input@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel@...labora.com,
        Sebastian Reichel <sebastian.reichel@...labora.com>
Subject: [PATCHv2 3/4] Input: rotary-encoder - Use dev_err_probe

Simplify driver a bit by making use of dev_err_probe.

Signed-off-by: Sebastian Reichel <sebastian.reichel@...labora.com>
---
 drivers/input/misc/rotary_encoder.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/input/misc/rotary_encoder.c b/drivers/input/misc/rotary_encoder.c
index e9a5dbb10513..16ad86fad7cb 100644
--- a/drivers/input/misc/rotary_encoder.c
+++ b/drivers/input/misc/rotary_encoder.c
@@ -241,12 +241,8 @@ static int rotary_encoder_probe(struct platform_device *pdev)
 		device_property_read_bool(dev, "rotary-encoder,relative-axis");
 
 	encoder->gpios = devm_gpiod_get_array(dev, NULL, GPIOD_IN);
-	if (IS_ERR(encoder->gpios)) {
-		err = PTR_ERR(encoder->gpios);
-		if (err != -EPROBE_DEFER)
-			dev_err(dev, "unable to get gpios: %d\n", err);
-		return err;
-	}
+	if (IS_ERR(encoder->gpios))
+		return dev_err_probe(dev, PTR_ERR(encoder->gpios), "unable to get gpios\n");
 	if (encoder->gpios->ndescs < 2) {
 		dev_err(dev, "not enough gpios found\n");
 		return -EINVAL;
-- 
2.28.0