diff options
Diffstat (limited to 'security')
| -rw-r--r-- | security/capability.c | 1 | ||||
| -rw-r--r-- | security/commoncap.c | 8 | ||||
| -rw-r--r-- | security/security.c | 6 | ||||
| -rw-r--r-- | security/selinux/hooks.c | 19 |
4 files changed, 0 insertions, 34 deletions
diff --git a/security/capability.c b/security/capability.c index 2984ea4f776f..a2c064d10448 100644 --- a/security/capability.c +++ b/security/capability.c @@ -999,7 +999,6 @@ void __init security_fixup_ops(struct security_operations *ops) set_to_cap_if_null(ops, sem_semctl); set_to_cap_if_null(ops, sem_semop); set_to_cap_if_null(ops, netlink_send); - set_to_cap_if_null(ops, netlink_recv); set_to_cap_if_null(ops, d_instantiate); set_to_cap_if_null(ops, getprocattr); set_to_cap_if_null(ops, setprocattr); diff --git a/security/commoncap.c b/security/commoncap.c index 89f02ff66af9..7817a763444d 100644 --- a/security/commoncap.c +++ b/security/commoncap.c @@ -56,14 +56,6 @@ int cap_netlink_send(struct sock *sk, struct sk_buff *skb) return 0; } -int cap_netlink_recv(struct sk_buff *skb, int cap) -{ - if (!cap_raised(current_cap(), cap)) - return -EPERM; - return 0; -} -EXPORT_SYMBOL(cap_netlink_recv); - /** * cap_capable - Determine whether a task has a particular effective capability * @cred: The credentials to use diff --git a/security/security.c b/security/security.c index 8900c5c4db5c..85481a9c5632 100644 --- a/security/security.c +++ b/security/security.c @@ -922,12 +922,6 @@ int security_netlink_send(struct sock *sk, struct sk_buff *skb) return security_ops->netlink_send(sk, skb); } -int security_netlink_recv(struct sk_buff *skb, int cap) -{ - return security_ops->netlink_recv(skb, cap); -} -EXPORT_SYMBOL(security_netlink_recv); - int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen) { return security_ops->secid_to_secctx(secid, secdata, seclen); diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c index 14f94cd29c80..3e37d25a9bbe 100644 --- a/security/selinux/hooks.c +++ b/security/selinux/hooks.c @@ -4713,24 +4713,6 @@ static int selinux_netlink_send(struct sock *sk, struct sk_buff *skb) return selinux_nlmsg_perm(sk, skb); } -static int selinux_netlink_recv(struct sk_buff *skb, int capability) -{ - int err; - struct common_audit_data ad; - u32 sid; - - err = cap_netlink_recv(skb, capability); - if (err) - return err; - - COMMON_AUDIT_DATA_INIT(&ad, CAP); - ad.u.cap = capability; - - security_task_getsecid(current, &sid); - return avc_has_perm(sid, sid, SECCLASS_CAPABILITY, - CAP_TO_MASK(capability), &ad); -} - static int ipc_alloc_security(struct task_struct *task, struct kern_ipc_perm *perm, u16 sclass) @@ -5459,7 +5441,6 @@ static struct security_operations selinux_ops = { .vm_enough_memory = selinux_vm_enough_memory, .netlink_send = selinux_netlink_send, - .netlink_recv = selinux_netlink_recv, .bprm_set_creds = selinux_bprm_set_creds, .bprm_committing_creds = selinux_bprm_committing_creds, |