Commit 713a04ae authored by Ahmed S. Darwish's avatar Ahmed S. Darwish Committed by James Morris

SELinux: setup new inode/ipc getsecid hooks

Setup the new inode_getsecid and ipc_getsecid() LSM hooks
for SELinux.
Signed-off-by: default avatarCasey Schaufler <casey@schaufler-ca.com>
Signed-off-by: default avatarAhmed S. Darwish <darwish.07@gmail.com>
Acked-by: default avatarJames Morris <jmorris@namei.org>
Reviewed-by: default avatarPaul Moore <paul.moore@hp.com>
parent 8a076191
......@@ -2792,6 +2792,12 @@ static int selinux_inode_killpriv(struct dentry *dentry)
return secondary_ops->inode_killpriv(dentry);
}
static void selinux_inode_getsecid(const struct inode *inode, u32 *secid)
{
struct inode_security_struct *isec = inode->i_security;
*secid = isec->sid;
}
/* file security operations */
static int selinux_revalidate_file_permission(struct file *file, int mask)
......@@ -3183,7 +3189,8 @@ static int selinux_task_getsid(struct task_struct *p)
static void selinux_task_getsecid(struct task_struct *p, u32 *secid)
{
selinux_get_task_sid(p, secid);
struct task_security_struct *tsec = p->security;
*secid = tsec->sid;
}
static int selinux_task_setgroups(struct group_info *group_info)
......@@ -4149,7 +4156,7 @@ static int selinux_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *
goto out;
if (sock && family == PF_UNIX)
selinux_get_inode_sid(SOCK_INODE(sock), &peer_secid);
selinux_inode_getsecid(SOCK_INODE(sock), &peer_secid);
else if (skb)
selinux_skb_peerlbl_sid(skb, family, &peer_secid);
......@@ -5026,6 +5033,12 @@ static int selinux_ipc_permission(struct kern_ipc_perm *ipcp, short flag)
return ipc_has_perm(ipcp, av);
}
static void selinux_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid)
{
struct ipc_security_struct *isec = ipcp->security;
*secid = isec->sid;
}
/* module stacking operations */
static int selinux_register_security (const char *name, struct security_operations *ops)
{
......@@ -5342,6 +5355,7 @@ static struct security_operations selinux_ops = {
.inode_listsecurity = selinux_inode_listsecurity,
.inode_need_killpriv = selinux_inode_need_killpriv,
.inode_killpriv = selinux_inode_killpriv,
.inode_getsecid = selinux_inode_getsecid,
.file_permission = selinux_file_permission,
.file_alloc_security = selinux_file_alloc_security,
......@@ -5382,6 +5396,7 @@ static struct security_operations selinux_ops = {
.task_to_inode = selinux_task_to_inode,
.ipc_permission = selinux_ipc_permission,
.ipc_getsecid = selinux_ipc_getsecid,
.msg_msg_alloc_security = selinux_msg_msg_alloc_security,
.msg_msg_free_security = selinux_msg_msg_free_security,
......
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