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authorAxel Lin <axel.lin@ingics.com>2013-08-23 15:49:00 +0800
committerLinus Walleij <linus.walleij@linaro.org>2013-08-28 13:34:18 +0200
commit51578b9b1f6a9299e36fcf1554ff8cdf79372bd3 (patch)
treebfe08914d7c86ef1ce2182f2e05b1a3e0cbb8f8f
parentdff5a99c2ae537cad2fc4df85ef3330a4ddf2c67 (diff)
downloadblackbird-op-linux-51578b9b1f6a9299e36fcf1554ff8cdf79372bd3.tar.gz
blackbird-op-linux-51578b9b1f6a9299e36fcf1554ff8cdf79372bd3.zip
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>
-rw-r--r--drivers/pinctrl/pinctrl-rockchip.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c
index 7eb1249883e7..51a7c24981d1 100644
--- a/drivers/pinctrl/pinctrl-rockchip.c
+++ b/drivers/pinctrl/pinctrl-rockchip.c
@@ -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;
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