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fbdev: gbefb: Convert sysfs snprintf to sysfs_emit

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Follow the advice of the Documentation/filesystems/sysfs.rst
and show() should only use sysfs_emit() or sysfs_emit_at()
when formatting the value to be returned to user space.

Signed-off-by: Xuezhi Zhang <zhangxuezhi1@coolpad.com>
Signed-off-by: Helge Deller <deller@gmx.de>
This commit is contained in:
Xuezhi Zhang 2022-10-18 15:51:18 +08:00 committed by Helge Deller
parent 9750737130
commit 0a974e6ae4
1 changed files with 2 additions and 2 deletions
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4
drivers/video/fbdev/gbefb.c
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@ -1060,14 +1060,14 @@ static const struct fb_ops gbefb_ops = {
static ssize_t gbefb_show_memsize(struct device *dev, struct device_attribute *attr, char *buf)
{
return snprintf(buf, PAGE_SIZE, "%u\n", gbe_mem_size);
return sysfs_emit(buf, "%u\n", gbe_mem_size);
}
static DEVICE_ATTR(size, S_IRUGO, gbefb_show_memsize, NULL);
static ssize_t gbefb_show_rev(struct device *device, struct device_attribute *attr, char *buf)
{
return snprintf(buf, PAGE_SIZE, "%d\n", gbe_revision);
return sysfs_emit(buf, "%d\n", gbe_revision);
}
static DEVICE_ATTR(revision, S_IRUGO, gbefb_show_rev, NULL);