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authorKeith Packard <keithp@keithp.com>2009-07-01 21:56:38 -0700
committerEric Paris <eparis@redhat.com>2009-07-02 08:23:00 -0400
commitbdae997f44535ac4ebe1e055ffe59eeee946f453 (patch)
treeee17363d16d584551729ce99a4ac5a77ee8b13fa /fs/notify
parentkernel-doc: move ignoring kmemcheck (diff)
downloadlinux-dev-bdae997f44535ac4ebe1e055ffe59eeee946f453.tar.xz
linux-dev-bdae997f44535ac4ebe1e055ffe59eeee946f453.zip
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>
Diffstat (limited to 'fs/notify')
-rw-r--r--fs/notify/inotify/inotify_user.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/notify/inotify/inotify_user.c b/fs/notify/inotify/inotify_user.c
index ff231ad23895..ff27a2965844 100644
--- a/fs/notify/inotify/inotify_user.c
+++ b/fs/notify/inotify/inotify_user.c
@@ -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;
}