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mtd: mtdpart: use DEVICE_ATTR_RO() helper macro

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Use DEVICE_ATTR_RO() helper macro 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>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20210603123041.12036-1-thunder.leizhen@huawei.com
This commit is contained in:
Zhen Lei 2021-06-03 20:30:41 +08:00 committed by Miquel Raynal
parent 10f3b4d799
commit 97f4100294
1 changed files with 3 additions and 4 deletions
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7
drivers/mtd/mtdpart.c
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@ -212,15 +212,14 @@ out_register:
return child;
}
static ssize_t mtd_partition_offset_show(struct device *dev,
struct device_attribute *attr, char *buf)
static ssize_t offset_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct mtd_info *mtd = dev_get_drvdata(dev);
return sysfs_emit(buf, "%lld\n", mtd->part.offset);
}
static DEVICE_ATTR(offset, S_IRUGO, mtd_partition_offset_show, NULL);
static DEVICE_ATTR_RO(offset); /* mtd partition offset */
static const struct attribute *mtd_partition_attrs[] = {
&dev_attr_offset.attr,