u-boot.git/drivers/input/button_kbd.c, branch v2024.07-rc2 Unnamed repository; edit this file 'description' to name the repository. input: button_kbd: gracefully handle buttons that fail probe 2024-04-18T22:37:10+00:00 Caleb Connolly caleb.connolly@linaro.org 2024-04-11T17:52:37+00:00 024c95392d5ab5414e455e6f92e06dd063296d77 If a button device fails to probe, it will still be added to the uclass device list, and therefore will still be iterated over in button_read_keys() resulting in a UAF on the buttons private data. Resolve this by unbinding button devices that aren't active after probing, and print a warning so it's clear that the button is broken. Fixes: e8779962898e ("dm: input: add button_kbd driver") Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org> 
If a button device fails to probe, it will still be added to the uclass
device list, and therefore will still be iterated over in
button_read_keys() resulting in a UAF on the buttons private data.

Resolve this by unbinding button devices that aren't active after
probing, and print a warning so it's clear that the button is broken.

Fixes: e8779962898e ("dm: input: add button_kbd driver")
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
input: button_kbd: make driver complementary to gpio buttons 2023-03-30T19:09:59+00:00 Svyatoslav Ryhel clamor95@gmail.com 2023-03-20T19:06:30+00:00 25df91520e964911dcfa71638834df2854e14024 Remove need of dts binding for button keyboard since it reuses gpio-keys binding. Select gpio-keys driver if button keyboard is selected since button keyboard can not operate on its own. Tested-by: Svyatoslav Ryhel <clamor95@gmail.com> # HTC One X T30 Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com> Reviewed-by: Simon Glass <sjg@chromium.org> 
Remove need of dts binding for button keyboard since it reuses
gpio-keys binding. Select gpio-keys driver if button keyboard
is selected since button keyboard can not operate on its own.

Tested-by: Svyatoslav Ryhel <clamor95@gmail.com> # HTC One X T30
Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
dm: input: add button_kbd driver 2023-02-10T18:41:06+00:00 Dzmitry Sankouski dsankouski@gmail.com 2023-01-22T15:21:25+00:00 e8779962898e946687d4ef427188520f88e69152 Bootmenu requires an input device with arrows and enter key. A common smartphone luckily has power, volume up/down buttons, which may be used for controlling bootmenu. To use driver, add 'button-kbd' to stdin. Signed-off-by: Dzmitry Sankouski <dsankouski@gmail.com> Reviewed-by: Simon Glass <sjg@chromium.org> 
Bootmenu requires an input device with arrows and enter key.
A common smartphone luckily has power, volume up/down buttons,
which may be used for controlling bootmenu.
To use driver, add 'button-kbd' to stdin.

Signed-off-by: Dzmitry Sankouski <dsankouski@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>