The id passed to ida_simple_remove has to be the one originally
allocated with ida_simple_get, not the one after multipling by
BCACHE_MINORS.
Signed-off-by: Liang Chen <liangchen.linux@xxxxxxxxx>
---
drivers/md/bcache/super.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
index e57353e..9f64477 100644
--- a/drivers/md/bcache/super.c
+++ b/drivers/md/bcache/super.c
@@ -734,7 +734,8 @@ static void bcache_device_free(struct bcache_device *d)
if (d->disk && d->disk->queue)
blk_cleanup_queue(d->disk->queue);
if (d->disk) {
- ida_simple_remove(&bcache_minor, d->disk->first_minor);
+ ida_simple_remove(&bcache_minor,
+ d->disk->first_minor / BCACHE_MINORS);
put_disk(d->disk);
}
@@ -784,7 +785,7 @@ static int bcache_device_init(struct bcache_device *d, unsigned block_size,
if (!(d->bio_split = bioset_create(4, offsetof(struct bbio, bio))) ||
!(d->disk = alloc_disk(BCACHE_MINORS))) {
- ida_simple_remove(&bcache_minor, minor);
+ ida_simple_remove(&bcache_minor, minor / BCACHE_MINORS);
return -ENOMEM;
}
--
1.8.3.1
--
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