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(parent: 9e8014f) | patch
gpio: tz1090: Be sure to clamp return value
authorLinus Walleij <linus.walleij@linaro.org>
Mon, 21 Dec 2015 10:48:48 +0000 (11:48 +0100)
committerLinus Walleij <linus.walleij@linaro.org>
Sat, 26 Dec 2015 21:28:28 +0000 (22:28 +0100)
commit9fa90796244aa6043d59c8e127845ff9e3b01485
treec61ecc199dc1bead66129309d5170216c2c31a59tree | snapshot
parent9e8014fcaf80cd9e49db2e551c16a1b6aaaf048fcommit | diff
gpio: tz1090: 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.

Acked-by: James Hogan <james.hogan@imgtec.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
drivers/gpio/gpio-tz1090.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git