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Smack: build when CONFIG_AUDIT not defined

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This fixes builds where CONFIG_AUDIT is not defined and
CONFIG_SECURITY_SMACK=y.

This got introduced by the stack-usage reducation commit 48c62af68a
("LSM: shrink the common_audit_data data union").

Signed-off-by: Kees Cook <keescook@chromium.org>
Acked-by: Eric Paris <eparis@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Kees Cook 2012-04-10 13:26:44 -07:00 committed by Linus Torvalds
parent 94fb175c04
commit 923e9a1399
1 changed files with 15 additions and 4 deletions
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19
security/smack/smack_lsm.c
View file

@ -1939,18 +1939,19 @@ static int smack_netlabel_send(struct sock *sk, struct sockaddr_in *sap)
char *hostsp;
struct socket_smack *ssp = sk->sk_security;
struct smk_audit_info ad;
struct lsm_network_audit net;
rcu_read_lock();
hostsp = smack_host_label(sap);
if (hostsp != NULL) {
sk_lbl = SMACK_UNLABELED_SOCKET;
#ifdef CONFIG_AUDIT
struct lsm_network_audit net;
smk_ad_init_net(&ad, __func__, LSM_AUDIT_DATA_NET, &net);
ad.a.u.net->family = sap->sin_family;
ad.a.u.net->dport = sap->sin_port;
ad.a.u.net->v4info.daddr = sap->sin_addr.s_addr;
#endif
sk_lbl = SMACK_UNLABELED_SOCKET;
rc = smk_access(ssp->smk_out, hostsp, MAY_WRITE, &ad);
} else {
sk_lbl = SMACK_CIPSO_SOCKET;
@ -2809,11 +2810,14 @@ static int smack_unix_stream_connect(struct sock *sock,
struct socket_smack *osp = other->sk_security;
struct socket_smack *nsp = newsk->sk_security;
struct smk_audit_info ad;
struct lsm_network_audit net;
int rc = 0;
#ifdef CONFIG_AUDIT
struct lsm_network_audit net;
smk_ad_init_net(&ad, __func__, LSM_AUDIT_DATA_NET, &net);
smk_ad_setfield_u_net_sk(&ad, other);
#endif
if (!capable(CAP_MAC_OVERRIDE))
rc = smk_access(ssp->smk_out, osp->smk_in, MAY_WRITE, &ad);
@ -2842,11 +2846,14 @@ static int smack_unix_may_send(struct socket *sock, struct socket *other)
struct socket_smack *ssp = sock->sk->sk_security;
struct socket_smack *osp = other->sk->sk_security;
struct smk_audit_info ad;
struct lsm_network_audit net;
int rc = 0;
#ifdef CONFIG_AUDIT
struct lsm_network_audit net;
smk_ad_init_net(&ad, __func__, LSM_AUDIT_DATA_NET, &net);
smk_ad_setfield_u_net_sk(&ad, other->sk);
#endif
if (!capable(CAP_MAC_OVERRIDE))
rc = smk_access(ssp->smk_out, osp->smk_in, MAY_WRITE, &ad);
@ -2993,7 +3000,9 @@ static int smack_socket_sock_rcv_skb(struct sock *sk, struct sk_buff *skb)
char *csp;
int rc;
struct smk_audit_info ad;
#ifdef CONFIG_AUDIT
struct lsm_network_audit net;
#endif
if (sk->sk_family != PF_INET && sk->sk_family != PF_INET6)
return 0;
@ -3156,7 +3165,9 @@ static int smack_inet_conn_request(struct sock *sk, struct sk_buff *skb,
char *sp;
int rc;
struct smk_audit_info ad;
#ifdef CONFIG_AUDIT
struct lsm_network_audit net;
#endif
/* handle mapped IPv4 packets arriving via IPv6 sockets */
if (family == PF_INET6 && skb->protocol == htons(ETH_P_IP))