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(parent: 6a681b6) | patch
gpio: sta2x11: Be sure to clamp return value
authorLinus Walleij <linus.walleij@linaro.org>
Mon, 21 Dec 2015 10:38:50 +0000 (11:38 +0100)
committerLinus Walleij <linus.walleij@linaro.org>
Sat, 26 Dec 2015 21:28:23 +0000 (22:28 +0100)
commit8a240c311715c2e34f9a8d6e69d6f85a9f484c6d
treed8ec2df469dbef1f8c4bff4c0216dbd743c3e784tree | snapshot (tar.gz zip)
parent6a681b61470e1daf4fd51581c21147f92fe7b75dcommit | diff
gpio: sta2x11: 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: Alessandro Rubini <rubini@gnudd.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
drivers/gpio/gpio-sta2x11.c diff | blob | blame | history