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(parent: 40f8058) | patch
gpio: pch: Be sure to clamp return value
authorLinus Walleij <linus.walleij@linaro.org>
Mon, 21 Dec 2015 10:34:11 +0000 (11:34 +0100)
committerLinus Walleij <linus.walleij@linaro.org>
Sat, 26 Dec 2015 21:28:20 +0000 (22:28 +0100)
commit5b818fd18c7b81bb41c8a18943e562407ac95952
tree89179e946d1bffd89811e361d2308ce8daf557d8tree | snapshot (tar.gz zip)
parent40f805806dfb761650080ee008aeb96c012a0e03commit | diff
gpio: pch: Be sure to clamp return value

As we want gpio_chip .get() calls to be able to return negative
error codes and propagate to drivers, we need to go over all
drivers and make sure their return values are clamped to [0,1].
We do this by using the ret = !!(val) design pattern.

Cc: Thierry Reding <treding@nvidia.com>
Cc: Daniel Krueger <daniel.krueger@systec-electronic.com>
Cc: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
drivers/gpio/gpio-pch.c diff | blob | blame | history