display-sys: fix code style

Signed-off-by: Zheng Yang <zhengyang@rock-chips.com>

diff --git a/drivers/video/rockchip/display-sys.c b/drivers/video/rockchip/display-sys.c
index 3486d493760546590f97e4efc88718066ad691e6..bcf19988006ea8ab181dbdebc6ac207cd84cb864 100755 (executable)
--- a/drivers/video/rockchip/display-sys.c
+++ b/drivers/video/rockchip/display-sys.c
@@ -308,21 +308,21 @@ static ssize_t display_show_color(struct device *dev,
                                  struct device_attribute *attr, char *buf)
 {
        struct rk_display_device *dsp = dev_get_drvdata(dev);
-       
-       if(dsp->ops && dsp->ops->getcolor)
+
+       if (dsp->ops && dsp->ops->getcolor)
                return dsp->ops->getcolor(dsp, buf);
        else
                return 0;
 }
 
-static ssize_t display_store_color(struct device *dev, 
+static ssize_t display_store_color(struct device *dev,
                                   struct device_attribute *attr,
                                   const char *buf, size_t count)
 {
        struct rk_display_device *dsp = dev_get_drvdata(dev);
 
-       if(dsp->ops && dsp->ops->setcolor) {
-               if (!dsp->ops->setcolor(dsp, buf, count));
+       if (dsp->ops && dsp->ops->setcolor) {
+               if (!dsp->ops->setcolor(dsp, buf, count))
                        return count;
        }
        return -EINVAL;
@@ -374,8 +374,8 @@ static ssize_t display_store_debug(struct device *dev,
        int cmd;
        struct rk_display_device *dsp = dev_get_drvdata(dev);
 
-       if(dsp->ops && dsp->ops->setdebug) {
-               if (sscanf(buf, "%d", &cmd) != -1)
+       if (dsp->ops && dsp->ops->setdebug) {
+               if (kstrtoint(buf, 0, &cmd) == 0)
                        dsp->ops->setdebug(dsp, cmd);
                return count;
        }