Commit 52137abe authored by Eric W. Biederman's avatar Eric W. Biederman

userns: Convert user specfied uids and gids in chown into kuids and kgid

Acked-by: default avatarSerge Hallyn <>
Signed-off-by: default avatarEric W. Biederman <>
parent 8e96e3b7
......@@ -506,15 +506,24 @@ static int chown_common(struct path *path, uid_t user, gid_t group)
struct inode *inode = path->dentry->d_inode;
int error;
struct iattr newattrs;
kuid_t uid;
kgid_t gid;
uid = make_kuid(current_user_ns(), user);
gid = make_kgid(current_user_ns(), group);
newattrs.ia_valid = ATTR_CTIME;
if (user != (uid_t) -1) {
if (!uid_valid(uid))
return -EINVAL;
newattrs.ia_valid |= ATTR_UID;
newattrs.ia_uid = user;
newattrs.ia_uid = uid;
if (group != (gid_t) -1) {
if (!gid_valid(gid))
return -EINVAL;
newattrs.ia_valid |= ATTR_GID;
newattrs.ia_gid = group;
newattrs.ia_gid = gid;
if (!S_ISDIR(inode->i_mode))
newattrs.ia_valid |=
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