backlight: lm3630a_bl: Simplify probe return on gpio request error

Code can be simpler: return directly when devm_gpiod_get_optional()
failed.

Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240305-backlight-probe-v2-6-609b0cf24bde@linaro.org
Signed-off-by: Lee Jones <lee@kernel.org>

diff --git a/drivers/video/backlight/lm3630a_bl.c b/drivers/video/backlight/lm3630a_bl.c
index bb80ad51ca0dfdc208034951d45b90843481e684..76d47e2e82427017d0cc25997245f77d720c9f71 100644 (file)
--- a/drivers/video/backlight/lm3630a_bl.c
+++ b/drivers/video/backlight/lm3630a_bl.c
@@ -540,10 +540,8 @@ static int lm3630a_probe(struct i2c_client *client)
 
        pchip->enable_gpio = devm_gpiod_get_optional(&client->dev, "enable",
                                                GPIOD_OUT_HIGH);
-       if (IS_ERR(pchip->enable_gpio)) {
-               rval = PTR_ERR(pchip->enable_gpio);
-               return rval;
-       }
+       if (IS_ERR(pchip->enable_gpio))
+               return PTR_ERR(pchip->enable_gpio);
 
        /* chip initialize */
        rval = lm3630a_chip_init(pchip);