floppy: do put_disk on current dr if blk_init_queue fails

If blk_init_queue fails, we do not call put_disk on the current dr
(dr is decremented first in the error handling loop).

Cc: stable@vger.kernel.org
Reviewed-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski@canonical.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index 83112f08a41d..9a558b63e78f 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -4150,6 +4150,7 @@ static int __init do_floppy_init(void)
 
                 disks[dr]->queue = blk_init_queue(do_fd_request, &floppy_lock);
                 if (!disks[dr]->queue) {
+                        put_disk(disks[dr]);
                         err = -ENOMEM;
                         goto out_put_disk;
                 }