diff options
| author | Michael Walle <michael@walle.cc> | 2022-09-16 14:01:18 +0300 |
|---|---|---|
| committer | Bartosz Golaszewski <brgl@bgdev.pl> | 2022-09-20 09:30:57 +0300 |
| commit | 8b10ca2f7551e024b60ab5e27d3e3630c029000a (patch) | |
| tree | 37bca9efcaf30b96f786142f6ec1f6d82676751d /drivers/gpio/gpiolib-of.c | |
| parent | d9e7f0e320516c660d6f33e6c16a3d99970eb14e (diff) | |
| download | linux-8b10ca2f7551e024b60ab5e27d3e3630c029000a.tar.xz | |
gpiolib: fix OOB access in quirk callbacks
Commit a2b5e207cade ("gpiolib: rework quirk handling in of_find_gpio()")
introduced an array of quirk functions which get iterated over. But a
sentinal value is missing. Add it.
Fixes: a2b5e207cade ("gpiolib: rework quirk handling in of_find_gpio()")
Signed-off-by: Michael Walle <michael@walle.cc>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Tested-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Tested-by: Marek Szyprowski <m.szyprowski@samsung.com>
Tested-by: Biju Das <biju.das.jz@bp.renesas.com>
Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>
Diffstat (limited to 'drivers/gpio/gpiolib-of.c')
| -rw-r--r-- | drivers/gpio/gpiolib-of.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c index 95be5f0d2623..0e4e1291604d 100644 --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c @@ -498,6 +498,7 @@ static const of_find_gpio_quirk of_find_gpio_quirks[] = { of_find_regulator_gpio, of_find_arizona_gpio, of_find_usb_gpio, + NULL }; struct gpio_desc *of_find_gpio(struct device *dev, const char *con_id, |