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(parent: 2d5f72b) | patch
mfd: htc-egpio: Be sure to clamp return value
authorLinus Walleij <linus.walleij@linaro.org>
Tue, 22 Dec 2015 14:47:39 +0000 (15:47 +0100)
committerLee Jones <lee.jones@linaro.org>
Thu, 14 Jan 2016 08:43:26 +0000 (08:43 +0000)
commitf7d623669648d2a8d7e81671294c26e480ddcc79
treebb669a3cc7b2db884e6486a45a82ee6ddadf7bb6tree | snapshot (tar.gz zip)
parent2d5f72b85a8876088be77cee3a7bdee4c0259085commit | diff
mfd: htc-egpio: 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: Philipp Zabel <philipp.zabel@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
drivers/mfd/htc-egpio.c diff | blob | blame | history