[PATCH] zram: use ATTRIBUTE_GROUPS

[Luis Chamberlain <mcgrof@kernel.org>]

Embrace ATTRIBUTE_GROUPS to avoid boiler plate code.
This should not introduce any functional changes.

Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
---
 drivers/block/zram/zram_drv.c | 11 ++---------
 1 file changed, 2 insertions(+), 9 deletions(-)

diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
index fcaf2750f68f..268f727f7cba 100644
--- a/drivers/block/zram/zram_drv.c
+++ b/drivers/block/zram/zram_drv.c
@@ -1874,14 +1874,7 @@ static struct attribute *zram_disk_attrs[] = {
 	NULL,
 };
 
-static const struct attribute_group zram_disk_attr_group = {
-	.attrs = zram_disk_attrs,
-};
-
-static const struct attribute_group *zram_disk_attr_groups[] = {
-	&zram_disk_attr_group,
-	NULL,
-};
+ATTRIBUTE_GROUPS(zram_disk);
 
 /*
  * Allocate and initialize new zram device. the function returns
@@ -1953,7 +1946,7 @@ static int zram_add(void)
 		blk_queue_max_write_zeroes_sectors(zram->disk->queue, UINT_MAX);
 
 	blk_queue_flag_set(QUEUE_FLAG_STABLE_WRITES, zram->disk->queue);
-	device_add_disk(NULL, zram->disk, zram_disk_attr_groups);
+	device_add_disk(NULL, zram->disk, zram_disk_groups);
 
 	strlcpy(zram->compressor, default_compressor, sizeof(zram->compressor));
 
-- 
2.33.0