gpio: cdev: fix a NULL-pointer dereference with DEBUG enabled
authorBartosz Golaszewski <bartosz.golaszewski@linaro.org>
Fri, 16 Feb 2024 10:59:30 +0000 (11:59 +0100)
committerBartosz Golaszewski <bartosz.golaszewski@linaro.org>
Fri, 16 Feb 2024 13:20:07 +0000 (14:20 +0100)
commit91510d5959ad9eac451685e3bfc8385b89c23908
treea11ee7f13d7c279250f4a059a2f4e0b5a1507c21
parent8ff0d55ba3fb56b69e40c50ff030a77c27a072ca
gpio: cdev: fix a NULL-pointer dereference with DEBUG enabled

We are actually passing the gc pointer to chip_dbg() so we have to
srcu_dereference() it.

Fixes: 8574b5b47610 ("gpio: cdev: use correct pointer accessors with SRCU")
Reported-by: Marek Szyprowski <m.szyprowski@samsung.com>
Closes: https://lore.kernel.org/lkml/179caa10-5f86-4707-8bb0-fe1b316326d6@samsung.com/
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Tested-by: Marek Szyprowski <m.szyprowski@samsung.com>
drivers/gpio/gpiolib-cdev.c