Use DEVICE_ATTR_RO helper instead of plain DEVICE_ATTR, which makes the code a bit shorter and easier to read.
Signed-off-by: Zhen Lei thunder.leizhen@huawei.com --- drivers/video/fbdev/mb862xx/mb862xxfbdrv.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c b/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c index 52755b591c1489f..63721337a37787b 100644 --- a/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c +++ b/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c @@ -542,8 +542,8 @@ static int mb862xxfb_init_fbinfo(struct fb_info *fbi) /* * show some display controller and cursor registers */ -static ssize_t mb862xxfb_show_dispregs(struct device *dev, - struct device_attribute *attr, char *buf) +static ssize_t dispregs_show(struct device *dev, + struct device_attribute *attr, char *buf) { struct fb_info *fbi = dev_get_drvdata(dev); struct mb862xxfb_par *par = fbi->par; @@ -577,7 +577,7 @@ static ssize_t mb862xxfb_show_dispregs(struct device *dev, return ptr - buf; }
-static DEVICE_ATTR(dispregs, 0444, mb862xxfb_show_dispregs, NULL); +static DEVICE_ATTR_RO(dispregs);
static irqreturn_t mb862xx_intr(int irq, void *dev_id) {