fs/notify/inotify: decrement user inotify count on close

The per-user inotify_devs value is incremented each time a new file is
allocated, but never decremented. This led to inotify_init failing after a
limited number of calls.

Signed-off-by: Keith Packard <keithp@keithp.com>
Signed-off-by: Eric Paris <eparis@redhat.com>
This commit is contained in:
Keith Packard 2009-07-01 21:56:38 -07:00 committed by Eric Paris
parent d960eea974
commit bdae997f44

View File

@ -296,12 +296,15 @@ static int inotify_fasync(int fd, struct file *file, int on)
static int inotify_release(struct inode *ignored, struct file *file)
{
struct fsnotify_group *group = file->private_data;
struct user_struct *user = group->inotify_data.user;
fsnotify_clear_marks_by_group(group);
/* free this group, matching get was inotify_init->fsnotify_obtain_group */
fsnotify_put_group(group);
atomic_dec(&user->inotify_devs);
return 0;
}