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(parent: f944033) | patch
gpio: sysfs: Obey valid_mask
authorMatti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
Mon, 29 Mar 2021 11:41:12 +0000 (14:41 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 21 Apr 2021 11:13:17 +0000 (13:13 +0200)
commit95cd2562fadafac349e8f39d676fc486e63e560b
tree3d5319f7dfc5c4d6ba6d467e65f7f79377a145a0tree | snapshot
parentf9440331a84cc72f51352b230a925adf8379aed8commit | diff
gpio: sysfs: Obey valid_mask

[ Upstream commit 23cf00ddd2e1aacf1873e43f5e0c519c120daf7a ]

Do not allow exporting GPIOs which are set invalid
by the driver's valid mask.

Fixes: 726cb3ba4969 ("gpiolib: Support 'gpio-reserved-ranges' property")
Signed-off-by: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/gpio/gpiolib-sysfs.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git