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(parent: 82ab0f7) | patch
gpio: Convert gpio_is_valid to return bool
authorJoe Perches <joe@perches.com>
Tue, 10 May 2011 23:23:07 +0000 (16:23 -0700)
committerGrant Likely <grant.likely@secretlab.ca>
Fri, 27 May 2011 03:02:43 +0000 (21:02 -0600)
commit3474cb3cc0140f9cf6ca56983f8180b4b4c5c36a
tree73abf5a283fb330ef15c7cb8e9d0cc264f03ab5ftree | snapshot
parent82ab0f75ee2f5defe300eadc91635aa455e01afdcommit | diff
gpio: Convert gpio_is_valid to return bool

Make the code a bit more readable.

Instead of casting an int to an unsigned then comparing to
MAX_NR_GPIOS, add a >= 0 test and let the compiler optimizer
do the conversion to unsigned.

The generated code should be the same.

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
include/asm-generic/gpio.h diff | blob | history
include/linux/gpio.h diff | blob | history
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