diff options
| -rw-r--r-- | security/selinux/hooks.c | 30 |
1 files changed, 14 insertions, 16 deletions
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c index 5c9f25ba1c95..190fd0ffb13e 100644 --- a/security/selinux/hooks.c +++ b/security/selinux/hooks.c @@ -3980,34 +3980,32 @@ static int selinux_socket_unix_stream_connect(struct socket *sock, struct socket *other, struct sock *newsk) { - struct sk_security_struct *sksec; - struct inode_security_struct *isec; - struct inode_security_struct *other_isec; + struct sk_security_struct *sksec_sock = sock->sk->sk_security; + struct sk_security_struct *sksec_other = other->sk->sk_security; + struct sk_security_struct *sksec_new = newsk->sk_security; struct common_audit_data ad; int err; - isec = SOCK_INODE(sock)->i_security; - other_isec = SOCK_INODE(other)->i_security; - COMMON_AUDIT_DATA_INIT(&ad, NET); ad.u.net.sk = other->sk; - err = avc_has_perm(isec->sid, other_isec->sid, - isec->sclass, + err = avc_has_perm(sksec_sock->sid, sksec_other->sid, + sksec_other->sclass, UNIX_STREAM_SOCKET__CONNECTTO, &ad); if (err) return err; - /* connecting socket */ - sksec = sock->sk->sk_security; - sksec->peer_sid = other_isec->sid; - /* server child socket */ - sksec = newsk->sk_security; - sksec->peer_sid = isec->sid; - err = security_sid_mls_copy(other_isec->sid, sksec->peer_sid, &sksec->sid); + sksec_new->peer_sid = sksec_sock->sid; + err = security_sid_mls_copy(sksec_other->sid, sksec_sock->sid, + &sksec_new->sid); + if (err) + return err; - return err; + /* connecting socket */ + sksec_sock->peer_sid = sksec_new->sid; + + return 0; } static int selinux_socket_unix_may_send(struct socket *sock, |