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gpio: tc3589x: Be sure to clamp return value
authorLinus Walleij <linus.walleij@linaro.org>
Mon, 21 Dec 2015 10:42:30 +0000 (11:42 +0100)
committerLinus Walleij <linus.walleij@linaro.org>
Sat, 26 Dec 2015 21:28:25 +0000 (22:28 +0100)
commit27ca226711d4bb438349fe0575660a60ad56b357
tree6780577581717786927e597dddce2340b44aa159tree
parentf2e13d2f6aaef281716db1fbe94ecb54fbfe5083commit | diff
gpio: tc3589x: 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.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
drivers/gpio/gpio-tc3589x.c diff | blob | blame | history
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