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userns: Convert ecryptfs to use kuid/kgid where appropriate

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Cc: Tyler Hicks <tyhicks@canonical.com>
Cc: Dustin Kirkland <dustin.kirkland@gazzang.com>
Acked-by: Serge Hallyn <serge.hallyn@canonical.com>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
This commit is contained in:
Eric W. Biederman
2012-02-07 16:24:33 -08:00
parent a7d9cfe97b
commit cdf8c58a35
3 changed files with 5 additions and 6 deletions
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5
fs/ecryptfs/main.c
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@ -544,11 +544,12 @@ static struct dentry *ecryptfs_mount(struct file_system_type *fs_type, int flags
goto out_free;
}
if (check_ruid && path.dentry->d_inode->i_uid != current_uid()) {
if (check_ruid && !uid_eq(path.dentry->d_inode->i_uid, current_uid())) {
rc = -EPERM;
printk(KERN_ERR "Mount of device (uid: %d) not owned by "
"requested user (uid: %d)\n",
path.dentry->d_inode->i_uid, current_uid());
i_uid_read(path.dentry->d_inode),
from_kuid(&init_user_ns, current_uid()));
goto out_free;
}