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authorChristoph Hellwig <hch@lst.de>2021-06-02 08:53:43 +0200
committerJens Axboe <axboe@kernel.dk>2021-06-11 19:54:43 +0200
commitf6d8297412f882a2eabbf026f0d98449ae14e0fe (patch)
tree6f25768f5c17717c20c79fa8054c29c3949f0712 /drivers/block/amiflop.c
parentscm_blk: use blk_mq_alloc_disk and blk_cleanup_disk (diff)
downloadlinux-f6d8297412f882a2eabbf026f0d98449ae14e0fe.tar.xz
linux-f6d8297412f882a2eabbf026f0d98449ae14e0fe.zip
amiflop: use blk_mq_alloc_disk and blk_cleanup_disk
Use blk_mq_alloc_disk and blk_cleanup_disk to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-29-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block/amiflop.c')
-rw-r--r--drivers/block/amiflop.c16
1 files changed, 4 insertions, 12 deletions
diff --git a/drivers/block/amiflop.c b/drivers/block/amiflop.c
index 9e2d0c6a3877..8b1714021498 100644
--- a/drivers/block/amiflop.c
+++ b/drivers/block/amiflop.c
@@ -1781,15 +1781,13 @@ static int fd_alloc_disk(int drive, int system)
{
struct gendisk *disk;
- disk = alloc_disk(1);
- if (!disk)
- goto out;
- disk->queue = blk_mq_init_queue(&unit[drive].tag_set);
- if (IS_ERR(disk->queue))
- goto out_put_disk;
+ disk = blk_mq_alloc_disk(&unit[drive].tag_set, NULL);
+ if (IS_ERR(disk))
+ return PTR_ERR(disk);
disk->major = FLOPPY_MAJOR;
disk->first_minor = drive + system;
+ disk->minors = 1;
disk->fops = &floppy_fops;
disk->events = DISK_EVENT_MEDIA_CHANGE;
if (system)
@@ -1802,12 +1800,6 @@ static int fd_alloc_disk(int drive, int system)
unit[drive].gendisk[system] = disk;
add_disk(disk);
return 0;
-
-out_put_disk:
- disk->queue = NULL;
- put_disk(disk);
-out:
- return -ENOMEM;
}
static int fd_alloc_drive(int drive)