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authorDavid Howells <dhowells@redhat.com>2008-11-14 10:39:18 +1100
committerJames Morris <jmorris@namei.org>2008-11-14 10:39:18 +1100
commit86a264abe542cfececb4df129bc45a0338d8cdb9 (patch)
tree30152f04ba847f311028d5ca697f864c16c7ebb3 /security/smack
parentf1752eec6145c97163dbce62d17cf5d928e28a27 (diff)
downloadop-kernel-dev-86a264abe542cfececb4df129bc45a0338d8cdb9.zip
op-kernel-dev-86a264abe542cfececb4df129bc45a0338d8cdb9.tar.gz
CRED: Wrap current->cred and a few other accessors
Wrap current->cred and a few other accessors to hide their actual implementation. Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: James Morris <jmorris@namei.org> Acked-by: Serge Hallyn <serue@us.ibm.com> Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'security/smack')
-rw-r--r--security/smack/smack_access.c2
-rw-r--r--security/smack/smack_lsm.c26
-rw-r--r--security/smack/smackfs.c4
3 files changed, 15 insertions, 17 deletions
diff --git a/security/smack/smack_access.c b/security/smack/smack_access.c
index b6dd4fc..247cec3 100644
--- a/security/smack/smack_access.c
+++ b/security/smack/smack_access.c
@@ -164,7 +164,7 @@ int smk_curacc(char *obj_label, u32 mode)
{
int rc;
- rc = smk_access(current->cred->security, obj_label, mode);
+ rc = smk_access(current_security(), obj_label, mode);
if (rc == 0)
return 0;
diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c
index cc83731..e8a4fcb 100644
--- a/security/smack/smack_lsm.c
+++ b/security/smack/smack_lsm.c
@@ -143,7 +143,7 @@ static int smack_ptrace_traceme(struct task_struct *ptp)
static int smack_syslog(int type)
{
int rc;
- char *sp = current->cred->security;
+ char *sp = current_security();
rc = cap_syslog(type);
if (rc != 0)
@@ -375,7 +375,7 @@ static int smack_sb_umount(struct vfsmount *mnt, int flags)
*/
static int smack_inode_alloc_security(struct inode *inode)
{
- inode->i_security = new_inode_smack(current->cred->security);
+ inode->i_security = new_inode_smack(current_security());
if (inode->i_security == NULL)
return -ENOMEM;
return 0;
@@ -820,7 +820,7 @@ static int smack_file_permission(struct file *file, int mask)
*/
static int smack_file_alloc_security(struct file *file)
{
- file->f_security = current->cred->security;
+ file->f_security = current_security();
return 0;
}
@@ -918,7 +918,7 @@ static int smack_file_fcntl(struct file *file, unsigned int cmd,
*/
static int smack_file_set_fowner(struct file *file)
{
- file->f_security = current->cred->security;
+ file->f_security = current_security();
return 0;
}
@@ -986,8 +986,7 @@ static int smack_file_receive(struct file *file)
*/
static int smack_cred_alloc_security(struct cred *cred)
{
- cred->security = current->cred->security;
-
+ cred->security = current_security();
return 0;
}
@@ -1225,7 +1224,7 @@ static void smack_task_to_inode(struct task_struct *p, struct inode *inode)
*/
static int smack_sk_alloc_security(struct sock *sk, int family, gfp_t gfp_flags)
{
- char *csp = current->cred->security;
+ char *csp = current_security();
struct socket_smack *ssp;
ssp = kzalloc(sizeof(struct socket_smack), gfp_flags);
@@ -1450,7 +1449,7 @@ static int smack_flags_to_may(int flags)
*/
static int smack_msg_msg_alloc_security(struct msg_msg *msg)
{
- msg->security = current->cred->security;
+ msg->security = current_security();
return 0;
}
@@ -1486,7 +1485,7 @@ static int smack_shm_alloc_security(struct shmid_kernel *shp)
{
struct kern_ipc_perm *isp = &shp->shm_perm;
- isp->security = current->cred->security;
+ isp->security = current_security();
return 0;
}
@@ -1595,7 +1594,7 @@ static int smack_sem_alloc_security(struct sem_array *sma)
{
struct kern_ipc_perm *isp = &sma->sem_perm;
- isp->security = current->cred->security;
+ isp->security = current_security();
return 0;
}
@@ -1699,7 +1698,7 @@ static int smack_msg_queue_alloc_security(struct msg_queue *msq)
{
struct kern_ipc_perm *kisp = &msq->q_perm;
- kisp->security = current->cred->security;
+ kisp->security = current_security();
return 0;
}
@@ -1854,7 +1853,7 @@ static void smack_d_instantiate(struct dentry *opt_dentry, struct inode *inode)
struct super_block *sbp;
struct superblock_smack *sbsp;
struct inode_smack *isp;
- char *csp = current->cred->security;
+ char *csp = current_security();
char *fetched;
char *final;
struct dentry *dp;
@@ -2290,8 +2289,7 @@ static void smack_sock_graft(struct sock *sk, struct socket *parent)
return;
ssp = sk->sk_security;
- ssp->smk_in = current->cred->security;
- ssp->smk_out = current->cred->security;
+ ssp->smk_in = ssp->smk_out = current_security();
ssp->smk_packet[0] = '\0';
rc = smack_netlabel(sk);
diff --git a/security/smack/smackfs.c b/security/smack/smackfs.c
index c5ca279..ca257df 100644
--- a/security/smack/smackfs.c
+++ b/security/smack/smackfs.c
@@ -336,7 +336,7 @@ static void smk_cipso_doi(void)
audit_info.loginuid = audit_get_loginuid(current);
audit_info.sessionid = audit_get_sessionid(current);
- audit_info.secid = smack_to_secid(current->cred->security);
+ audit_info.secid = smack_to_secid(current_security());
rc = netlbl_cfg_map_del(NULL, &audit_info);
if (rc != 0)
@@ -371,7 +371,7 @@ static void smk_unlbl_ambient(char *oldambient)
audit_info.loginuid = audit_get_loginuid(current);
audit_info.sessionid = audit_get_sessionid(current);
- audit_info.secid = smack_to_secid(current->cred->security);
+ audit_info.secid = smack_to_secid(current_security());
if (oldambient != NULL) {
rc = netlbl_cfg_map_del(oldambient, &audit_info);
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