Commit 58433885 authored by Ethan Tidmore's avatar Ethan Tidmore Committed by Bartosz Golaszewski
Browse files

gpio: nomadik: Add missing IS_ERR() check 



The function gpio_device_get_desc() can return an error pointer and is
not checked for one. Add check for error pointer.

Fixes: ddeb66d2 ("gpio: nomadik: don't print out global GPIO numbers in debugfs callbacks")
Cc: stable@vger.kernel.org
Signed-off-by: default avatarEthan Tidmore <ethantidmore06@gmail.com>
Link: https://patch.msgid.link/20260214044531.43539-1-ethantidmore06@gmail.com


Signed-off-by: default avatarBartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>
parent d7017821

drivers/gpio/gpio-nomadik.c

+3 −0
Original line number Diff line number Diff line
@@ -430,6 +430,9 @@ void nmk_gpio_dbg_show_one(struct seq_file *s, struct pinctrl_dev *pctldev, 
#ifdef CONFIG_PINCTRL_NOMADIK

	if (mode == NMK_GPIO_ALT_C && pctldev) {

		desc = gpio_device_get_desc(chip->gpiodev, offset);

		if (IS_ERR(desc))

			return;



		mode = nmk_prcm_gpiocr_get_mode(pctldev, desc_to_gpio(desc));

	}

#endif