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switched inotify_init1() to alloc_file() 

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2009-08-05 18:35:21 +04:00
parent 4b42af81f0
commit 825f9692fb
1 changed files with 10 additions and 15 deletions
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25
fs/notify/inotify/inotify_user.c
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@ -659,12 +659,6 @@ SYSCALL_DEFINE1(inotify_init1, int, flags)
if (fd < 0)
return fd;
filp = get_empty_filp();
if (!filp) {
ret = -ENFILE;
goto out_put_fd;
}
user = get_current_user();
if (unlikely(atomic_read(&user->inotify_devs) >=
inotify_max_user_instances)) {
@ -679,24 +673,25 @@ SYSCALL_DEFINE1(inotify_init1, int, flags)
goto out_free_uid;
}
filp->f_op = &inotify_fops;
filp->f_path.mnt = mntget(inotify_mnt);
filp->f_path.dentry = dget(inotify_mnt->mnt_root);
filp->f_mapping = filp->f_path.dentry->d_inode->i_mapping;
filp->f_mode = FMODE_READ;
atomic_inc(&user->inotify_devs);
filp = alloc_file(inotify_mnt, dget(inotify_mnt->mnt_root),
FMODE_READ, &inotify_fops);
if (!filp)
goto Enfile;
filp->f_flags = O_RDONLY | (flags & O_NONBLOCK);
filp->private_data = group;
atomic_inc(&user->inotify_devs);
fd_install(fd, filp);
return fd;
Enfile:
ret = -ENFILE;
atomic_dec(&user->inotify_devs);
out_free_uid:
free_uid(user);
put_filp(filp);
out_put_fd:
put_unused_fd(fd);
return ret;
}