1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/md/md.c b/drivers/md/md.c
index 2166af8a7654..58bee2366ea8 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -3862,6 +3862,8 @@ static int md_alloc(dev_t dev, char *name)
                         if (mddev2->gendisk &&
                             strcmp(mddev2->gendisk->disk_name, name) == 0) {
                                 spin_unlock(&all_mddevs_lock);
+                                mutex_unlock(&disks_mutex);
+                                mddev_put(mddev);
                                 return -EEXIST;
                         }
                 spin_unlock(&all_mddevs_lock);