Commit 1739a2d8 authored by Bartosz Golaszewski's avatar Bartosz Golaszewski Committed by Linus Walleij

gpiolib: use gpiochip_get_desc() where applicable

Whenever retrieving a descriptor from a gpiochip: use the provided
helper which checks for errors.
Signed-off-by: default avatarBartosz Golaszewski <bgolaszewski@baylibre.com>
Link: https://lore.kernel.org/r/20200219094702.6463-1-brgl@bgdev.plSigned-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 023892ec
...@@ -3143,7 +3143,9 @@ const char *gpiochip_is_requested(struct gpio_chip *chip, unsigned offset) ...@@ -3143,7 +3143,9 @@ const char *gpiochip_is_requested(struct gpio_chip *chip, unsigned offset)
if (offset >= chip->ngpio) if (offset >= chip->ngpio)
return NULL; return NULL;
desc = &chip->gpiodev->descs[offset]; desc = gpiochip_get_desc(chip, offset);
if (IS_ERR(desc))
return NULL;
if (test_bit(FLAG_REQUESTED, &desc->flags) == 0) if (test_bit(FLAG_REQUESTED, &desc->flags) == 0)
return NULL; return NULL;
......
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