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dm bufio: add missed destroys of client mutex 

The client's mutex needs to be destroyed in dm_bufio_client_destroy() as
well as the dm_bufio_client_create() error path.

Signed-off-by: Aliaksei Karaliou <akaraliou.dev@gmail.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Aliaksei Karaliou 2017-12-23 13:27:03 +03:00 committed by Mike Snitzer
parent 905be0a121
commit bde1418478
1 changed files with 2 additions and 0 deletions
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2
drivers/md/dm-bufio.c
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@ -1767,6 +1767,7 @@ struct dm_bufio_client *dm_bufio_client_create(struct block_device *bdev, unsign
}
dm_io_client_destroy(c->dm_io);
bad_dm_io:
mutex_destroy(&c->lock);
kfree(c);
bad_client:
return ERR_PTR(r);
@ -1811,6 +1812,7 @@ void dm_bufio_client_destroy(struct dm_bufio_client *c)
BUG_ON(c->n_buffers[i]);
dm_io_client_destroy(c->dm_io);
mutex_destroy(&c->lock);
kfree(c);
}
EXPORT_SYMBOL_GPL(dm_bufio_client_destroy);