gpio: cdev: use correct pointer accessors with SRCU

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We never dereference the chip pointer in character device code so we can
use the lighter rcu_access_pointer() helper. This also makes lockep
happier as it no longer complains about suspicious rcu_dereference()
usage.

Fixes: d83cee3d2b ("gpio: protect the pointer to gpio_chip in gpio_device with SRCU")
Reported-by: kernel test robot <oliver.sang@intel.com>
Closes: https://lore.kernel.org/oe-lkp/202402122234.d85cca9b-lkp@intel.com
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Paul E. McKenney <paulmck@kernel.org>

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This commit is contained in:

Bartosz Golaszewski 2024-02-14 09:44:17 +01:00

parent 815a1b5a6d

commit 8574b5b476

1 changed files with 12 additions and 13 deletions

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drivers/gpio/gpiolib-cdev.c

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