[1/2] leds: lgm: Propagate error codes to the caller
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Message ID 22e1f8245251f0ec297881942abfa2b00eff48d2.1618126878.git.christophe.jaillet@wanadoo.fr
State New
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  • [1/2] leds: lgm: Propagate error codes to the caller
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Commit Message

Christophe JAILLET April 11, 2021, 7:45 a.m. UTC
Do not always return -EINVAL in case of error in '__sso_led_dt_parse()'.
Propagate the error code instead.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
 drivers/leds/blink/leds-lgm-sso.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

Patch
diff mbox series

diff --git a/drivers/leds/blink/leds-lgm-sso.c b/drivers/leds/blink/leds-lgm-sso.c
index 7d5c9ca007d6..3da242d4ce7d 100644
--- a/drivers/leds/blink/leds-lgm-sso.c
+++ b/drivers/leds/blink/leds-lgm-sso.c
@@ -643,6 +643,7 @@  __sso_led_dt_parse(struct sso_led_priv *priv, struct fwnode_handle *fw_ssoled)
 							      GPIOD_ASIS, NULL);
 		if (IS_ERR(led->gpiod)) {
 			dev_err(dev, "led: get gpio fail!\n");
+			ret = PTR_ERR(led->gpiod);
 			goto __dt_err;
 		}
 
@@ -664,6 +665,7 @@  __sso_led_dt_parse(struct sso_led_priv *priv, struct fwnode_handle *fw_ssoled)
 		ret = fwnode_property_read_u32(fwnode_child, "reg", &prop);
 		if (ret != 0 || prop >= SSO_LED_MAX_NUM) {
 			dev_err(dev, "invalid LED pin:%u\n", prop);
+			ret = ret ? ret : -EINVAL;
 			goto __dt_err;
 		}
 		desc->pin = prop;
@@ -699,8 +701,10 @@  __sso_led_dt_parse(struct sso_led_priv *priv, struct fwnode_handle *fw_ssoled)
 				desc->brightness = LED_FULL;
 		}
 
-		if (sso_create_led(priv, led, fwnode_child))
+		if (sso_create_led(priv, led, fwnode_child)) {
+			ret = -EINVAL;
 			goto __dt_err;
+		}
 	}
 	fwnode_handle_put(fw_ssoled);
 
@@ -713,7 +717,7 @@  __sso_led_dt_parse(struct sso_led_priv *priv, struct fwnode_handle *fw_ssoled)
 		sso_led_shutdown(led);
 	}
 
-	return -EINVAL;
+	return ret;
 }
 
 static int sso_led_dt_parse(struct sso_led_priv *priv)