diff options
| -rw-r--r-- | fs/notify/inotify/inotify_user.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/fs/notify/inotify/inotify_user.c b/fs/notify/inotify/inotify_user.c index b547ae17b461..6111670b2573 100644 --- a/fs/notify/inotify/inotify_user.c +++ b/fs/notify/inotify/inotify_user.c | |||
| @@ -154,7 +154,8 @@ static struct fsnotify_event *get_one_event(struct fsnotify_group *group, | |||
| 154 | 154 | ||
| 155 | event = fsnotify_peek_notify_event(group); | 155 | event = fsnotify_peek_notify_event(group); |
| 156 | 156 | ||
| 157 | event_size += roundup(event->name_len, event_size); | 157 | if (event->name_len) |
| 158 | event_size += roundup(event->name_len + 1, event_size); | ||
| 158 | 159 | ||
| 159 | if (event_size > count) | 160 | if (event_size > count) |
| 160 | return ERR_PTR(-EINVAL); | 161 | return ERR_PTR(-EINVAL); |
| @@ -327,8 +328,9 @@ static long inotify_ioctl(struct file *file, unsigned int cmd, | |||
| 327 | list_for_each_entry(holder, &group->notification_list, event_list) { | 328 | list_for_each_entry(holder, &group->notification_list, event_list) { |
| 328 | event = holder->event; | 329 | event = holder->event; |
| 329 | send_len += sizeof(struct inotify_event); | 330 | send_len += sizeof(struct inotify_event); |
| 330 | send_len += roundup(event->name_len, | 331 | if (event->name_len) |
| 331 | sizeof(struct inotify_event)); | 332 | send_len += roundup(event->name_len + 1, |
| 333 | sizeof(struct inotify_event)); | ||
| 332 | } | 334 | } |
| 333 | mutex_unlock(&group->notification_mutex); | 335 | mutex_unlock(&group->notification_mutex); |
| 334 | ret = put_user(send_len, (int __user *) p); | 336 | ret = put_user(send_len, (int __user *) p); |
