diff options
Diffstat (limited to 'drivers/mtd/mtdcore.c')
| -rw-r--r-- | drivers/mtd/mtdcore.c | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c index 67669a7..70a7858 100644 --- a/drivers/mtd/mtdcore.c +++ b/drivers/mtd/mtdcore.c @@ -350,31 +350,34 @@ fail_locked: int del_mtd_device (struct mtd_info *mtd) { int ret; + struct mtd_notifier *not; mutex_lock(&mtd_table_mutex); if (idr_find(&mtd_idr, mtd->index) != mtd) { ret = -ENODEV; - } else if (mtd->usecount) { + goto out_error; + } + + /* No need to get a refcount on the module containing + the notifier, since we hold the mtd_table_mutex */ + list_for_each_entry(not, &mtd_notifiers, list) + not->remove(mtd); + + if (mtd->usecount) { printk(KERN_NOTICE "Removing MTD device #%d (%s) with use count %d\n", mtd->index, mtd->name, mtd->usecount); ret = -EBUSY; } else { - struct mtd_notifier *not; - device_unregister(&mtd->dev); - /* No need to get a refcount on the module containing - the notifier, since we hold the mtd_table_mutex */ - list_for_each_entry(not, &mtd_notifiers, list) - not->remove(mtd); - idr_remove(&mtd_idr, mtd->index); module_put(THIS_MODULE); ret = 0; } +out_error: mutex_unlock(&mtd_table_mutex); return ret; } |