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(parent: ea889f0) | patch
gpio: fix line flag validation in linehandle_create
authorKent Gibson <warthog618@gmail.com>
Mon, 9 Sep 2019 03:22:18 +0000 (03:22 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 21 Sep 2019 05:14:04 +0000 (07:14 +0200)
commit71bbfc9042e9226cf10f129a2b28a89ba3c00c80
treedc15864d260070755a3ba4ee763863ee1bd633b2tree | snapshot
parentea889f0492e4d5a1e1db373d9520856c50c7215bcommit | diff
gpio: fix line flag validation in linehandle_create

commit e95fbc130a162ba9ad956311b95aa0da269eea48 upstream.

linehandle_create should not allow both GPIOHANDLE_REQUEST_INPUT
and GPIOHANDLE_REQUEST_OUTPUT to be set.

Fixes: d7c51b47ac11 ("gpio: userspace ABI for reading/writing GPIO lines")
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Kent Gibson <warthog618@gmail.com>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/gpio/gpiolib.c diff | blob | history
Domain: System / Kernel;