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authorLinus Walleij <linus.walleij@linaro.org>2015-12-21 22:44:02 +0100
committerLinus Walleij <linus.walleij@linaro.org>2016-01-25 18:02:26 +0100
commita4ce4b8dae68e7233ba699f10e9c120df31f5824 (patch)
tree866a093bc6c17d52a1b23be782d5ad64bb7e9125 /arch/unicore32
parente847396b40d07931f5d2835f73220e16a1a413b3 (diff)
powerpc: simple_gpio: 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: Anton Vorontsov <anton@enomsg.org> Cc: Anatolij Gustschin <agust@denx.de> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'arch/unicore32')
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