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pktcdvd: use class_groups instead of class_attrs

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The class_attrs pointer is long depreciated, and is about to be finally
removed, so move to use the class_groups pointer instead.

Cc: <linux-block@vger.kernel.org>
Acked-by: Jens Axboe <axboe@fb.com>
Cc: Hannes Reinecke <hare@suse.com>
Cc: Jan Kara <jack@suse.cz>
Cc: Mike Christie <mchristi@redhat.com>
Cc: Bart Van Assche <Bart.VanAssche@sandisk.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2017-06-08 10:12:41 +02:00
parent d83bb159f4
commit dc307f921f
1 changed files with 17 additions and 18 deletions
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35
drivers/block/pktcdvd.c
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@ -348,9 +348,9 @@ static void class_pktcdvd_release(struct class *cls)
{
kfree(cls);
}
static ssize_t class_pktcdvd_show_map(struct class *c,
struct class_attribute *attr,
char *data)
static ssize_t device_map_show(struct class *c, struct class_attribute *attr,
char *data)
{
int n = 0;
int idx;
@ -368,11 +368,10 @@ static ssize_t class_pktcdvd_show_map(struct class *c,
mutex_unlock(&ctl_mutex);
return n;
}
static CLASS_ATTR_RO(device_map);
static ssize_t class_pktcdvd_store_add(struct class *c,
struct class_attribute *attr,
const char *buf,
size_t count)
static ssize_t add_store(struct class *c, struct class_attribute *attr,
const char *buf, size_t count)
{
unsigned int major, minor;
@ -390,11 +389,10 @@ static ssize_t class_pktcdvd_store_add(struct class *c,
return -EINVAL;
}
static CLASS_ATTR_WO(add);
static ssize_t class_pktcdvd_store_remove(struct class *c,
struct class_attribute *attr,
const char *buf,
size_t count)
static ssize_t remove_store(struct class *c, struct class_attribute *attr,
const char *buf, size_t count)
{
unsigned int major, minor;
if (sscanf(buf, "%u:%u", &major, &minor) == 2) {
@ -403,14 +401,15 @@ static ssize_t class_pktcdvd_store_remove(struct class *c,
}
return -EINVAL;
}
static CLASS_ATTR_WO(remove);
static struct class_attribute class_pktcdvd_attrs[] = {
__ATTR(add, 0200, NULL, class_pktcdvd_store_add),
__ATTR(remove, 0200, NULL, class_pktcdvd_store_remove),
__ATTR(device_map, 0444, class_pktcdvd_show_map, NULL),
__ATTR_NULL
static struct attribute *class_pktcdvd_attrs[] = {
&class_attr_add.attr,
&class_attr_remove.attr,
&class_attr_device_map.attr,
NULL,
};
ATTRIBUTE_GROUPS(class_pktcdvd);
static int pkt_sysfs_init(void)
{
@ -426,7 +425,7 @@ static int pkt_sysfs_init(void)
class_pktcdvd->name = DRIVER_NAME;
class_pktcdvd->owner = THIS_MODULE;
class_pktcdvd->class_release = class_pktcdvd_release;
class_pktcdvd->class_attrs = class_pktcdvd_attrs;
class_pktcdvd->class_groups = class_pktcdvd_groups;
ret = class_register(class_pktcdvd);
if (ret) {
kfree(class_pktcdvd);