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(parent: 9fa9079) | patch
gpio: tz1090-pdc: Be sure to clamp return value
authorLinus Walleij <linus.walleij@linaro.org>
Mon, 21 Dec 2015 13:54:59 +0000 (14:54 +0100)
committerLinus Walleij <linus.walleij@linaro.org>
Sat, 26 Dec 2015 21:28:29 +0000 (22:28 +0100)
commit18df16692d2ecfac1b48d2036bf4ff7200c191cd
tree69aba8d0429e148bbe43a360a5ea9eea184d1c18tree | snapshot
parent9fa90796244aa6043d59c8e127845ff9e3b01485commit | diff
gpio: tz1090-pdc: 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-pdc.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git