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Commit 1777fc97 authored by Marcel Ziswiler's avatar Marcel Ziswiler Committed by Linus Walleij
Browse files

gpiolib: probe deferral error reporting 



Actually report the error code from devm_regulator_get() which may as
well just be a probe deferral.

This is e.g. what one gets upon booting a Colibri T20:

gpiochip_add_data_with_key: GPIOs 0..223 (tegra-gpio) failed to register

Signed-off-by: default avatarMarcel Ziswiler <marcel.ziswiler@toradex.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent f78709a5

drivers/gpio/gpiolib.c

+2 −2
Original line number Diff line number Diff line
@@ -1414,9 +1414,9 @@ int gpiochip_add_data_with_key(struct gpio_chip *chip, void *data, 
err_free_gdev:

	ida_simple_remove(&gpio_ida, gdev->id);

	/* failures here can mean systems won't boot... */

	pr_err("%s: GPIOs %d..%d (%s) failed to register\n", __func__,

	pr_err("%s: GPIOs %d..%d (%s) failed to register, %d\n", __func__,

	       gdev->base, gdev->base + gdev->ngpio - 1,

	       chip->label ? : "generic");

	       chip->label ? : "generic", status);

	kfree(gdev);

	return status;

}