diff options
Diffstat (limited to 'drivers/char/misc.c')
| -rw-r--r-- | drivers/char/misc.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/char/misc.c b/drivers/char/misc.c index c83ef9652bc9..8069b361b8dd 100644 --- a/drivers/char/misc.c +++ b/drivers/char/misc.c @@ -243,17 +243,15 @@ int misc_register(struct miscdevice * misc) * @misc: device to unregister * * Unregister a miscellaneous device that was previously - * successfully registered with misc_register(). Success - * is indicated by a zero return, a negative errno code - * indicates an error. + * successfully registered with misc_register(). */ -int misc_deregister(struct miscdevice *misc) +void misc_deregister(struct miscdevice *misc) { int i = DYNAMIC_MINORS - misc->minor - 1; if (WARN_ON(list_empty(&misc->list))) - return -EINVAL; + return; mutex_lock(&misc_mtx); list_del(&misc->list); @@ -261,7 +259,6 @@ int misc_deregister(struct miscdevice *misc) if (i < DYNAMIC_MINORS && i >= 0) clear_bit(i, misc_minors); mutex_unlock(&misc_mtx); - return 0; } EXPORT_SYMBOL(misc_register); |