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pinctrl: rockchip: Simplify pin_to_bank equation 

If (b->pin_base + b->nr_pins - 1) < pin is true, pin >= b->pin_base is always
true because b->nr_pins is never less than 0.
Thus this patch simplify the equation.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Axel Lin 2013-08-23 15:49:00 +08:00 committed by Linus Walleij
parent dff5a99c2a
commit 51578b9b1f
1 changed files with 1 additions and 2 deletions
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3
drivers/pinctrl/pinctrl-rockchip.c
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@ -186,8 +186,7 @@ static struct rockchip_pin_bank *pin_to_bank(struct rockchip_pinctrl *info,
{
struct rockchip_pin_bank *b = info->ctrl->pin_banks;
while ((pin >= b->pin_base) &&
((b->pin_base + b->nr_pins - 1) < pin))
while (pin >= (b->pin_base + b->nr_pins))
b++;
return b;