diff options
Diffstat (limited to 'net/socket.c')
| -rw-r--r-- | net/socket.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/net/socket.c b/net/socket.c index 2cab805943c0..682969deaed3 100644 --- a/net/socket.c +++ b/net/socket.c @@ -592,10 +592,12 @@ static int sockfs_setattr(struct mnt_idmap *idmap, if (!err && (iattr->ia_valid & ATTR_UID)) { struct socket *sock = SOCKET_I(d_inode(dentry)); - if (sock->sk) - sock->sk->sk_uid = iattr->ia_uid; - else + if (sock->sk) { + /* Paired with READ_ONCE() in sk_uid() */ + WRITE_ONCE(sock->sk->sk_uid, iattr->ia_uid); + } else { err = -ENOENT; + } } return err; |