Commit c08381ad authored by Dmitry Torokhov's avatar Dmitry Torokhov Committed by Bartosz Golaszewski
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gpio: viperboard: normalize return value of gpio_get 



The GPIO get callback is expected to return 0 or 1 (or a negative error
code). Ensure that the value returned by vprbrd_gpiob_get() in the output
case is normalized to the [0, 1] range.

Signed-off-by: default avatarDmitry Torokhov <dmitry.torokhov@gmail.com>
Link: https://patch.msgid.link/20260218190657.2974723-7-dmitry.torokhov@gmail.com


Signed-off-by: default avatarBartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>
parent 9eb7ecfd

drivers/gpio/gpio-viperboard.c

+1 −1
Original line number Diff line number Diff line
@@ -288,7 +288,7 @@ static int vprbrd_gpiob_get(struct gpio_chip *chip, 


	/* if io is set to output, just return the saved value */

	if (gpio->gpiob_out & (1 << offset))

		return gpio->gpiob_val & (1 << offset);

		return !!(gpio->gpiob_val & (1 << offset));



	mutex_lock(&vb->lock);