IMA: only allocate iint when needed

[linux-flexiantxendom0-natty.git] / security / security.c

diff --git a/security/security.c b/security/security.c
index 3900da3..a3b47fe 100644 (file)
--- a/security/security.c
+++ b/security/security.c
@@ -23,14 +23,14 @@ static __initdata char chosen_lsm[SECURITY_NAME_MAX + 1] =
        CONFIG_DEFAULT_SECURITY;
 
 /* things that live in capability.c */
-extern void security_fixup_ops(struct security_operations *ops);
+extern void __init security_fixup_ops(struct security_operations *ops);
 
 static struct security_operations *security_ops;
 static struct security_operations default_security_ops = {
        .name   = "default",
 };
 
-static inline int verify(struct security_operations *ops)
+static inline int __init verify(struct security_operations *ops)
 {
        /* verify the security_operations structure exists */
        if (!ops)
@@ -190,11 +190,6 @@ int security_real_capable_noaudit(struct task_struct *tsk, int cap)
        return ret;
 }
 
-int security_acct(struct file *file)
-{
-       return security_ops->acct(file);
-}
-
 int security_sysctl(struct ctl_table *table, int op)
 {
        return security_ops->sysctl(table, op);
@@ -338,16 +333,8 @@ EXPORT_SYMBOL(security_sb_parse_opts_str);
 
 int security_inode_alloc(struct inode *inode)
 {
-       int ret;
-
        inode->i_security = NULL;
-       ret =  security_ops->inode_alloc_security(inode);
-       if (ret)
-               return ret;
-       ret = ima_inode_alloc(inode);
-       if (ret)
-               security_inode_free(inode);
-       return ret;
+       return security_ops->inode_alloc_security(inode);
 }
 
 void security_inode_free(struct inode *inode)
@@ -422,12 +409,11 @@ int security_path_rename(struct path *old_dir, struct dentry *old_dentry,
                                         new_dentry);
 }
 
-int security_path_truncate(struct path *path, loff_t length,
-                          unsigned int time_attrs)
+int security_path_truncate(struct path *path)
 {
        if (unlikely(IS_PRIVATE(path->dentry->d_inode)))
                return 0;
-       return security_ops->path_truncate(path, length, time_attrs);
+       return security_ops->path_truncate(path);
 }
 
 int security_path_chmod(struct dentry *dentry, struct vfsmount *mnt,
@@ -625,7 +611,13 @@ void security_inode_getsecid(const struct inode *inode, u32 *secid)
 
 int security_file_permission(struct file *file, int mask)
 {
-       return security_ops->file_permission(file, mask);
+       int ret;
+
+       ret = security_ops->file_permission(file, mask);
+       if (ret)
+               return ret;
+
+       return fsnotify_perm(file, mask);
 }
 
 int security_file_alloc(struct file *file)
@@ -689,7 +681,13 @@ int security_file_receive(struct file *file)
 
 int security_dentry_open(struct file *file, const struct cred *cred)
 {
-       return security_ops->dentry_open(file, cred);
+       int ret;
+
+       ret = security_ops->dentry_open(file, cred);
+       if (ret)
+               return ret;
+
+       return fsnotify_perm(file, MAY_OPEN);
 }
 
 int security_task_create(unsigned long clone_flags)
@@ -738,11 +736,6 @@ int security_task_fix_setuid(struct cred *new, const struct cred *old,
        return security_ops->task_fix_setuid(new, old, flags);
 }
 
-int security_task_setgid(gid_t id0, gid_t id1, gid_t id2, int flags)
-{
-       return security_ops->task_setgid(id0, id1, id2, flags);
-}
-
 int security_task_setpgid(struct task_struct *p, pid_t pgid)
 {
        return security_ops->task_setpgid(p, pgid);
@@ -764,11 +757,6 @@ void security_task_getsecid(struct task_struct *p, u32 *secid)
 }
 EXPORT_SYMBOL(security_task_getsecid);
 
-int security_task_setgroups(struct group_info *group_info)
-{
-       return security_ops->task_setgroups(group_info);
-}
-
 int security_task_setnice(struct task_struct *p, int nice)
 {
        return security_ops->task_setnice(p, nice);
@@ -784,9 +772,10 @@ int security_task_getioprio(struct task_struct *p)
        return security_ops->task_getioprio(p);
 }
 
-int security_task_setrlimit(unsigned int resource, struct rlimit *new_rlim)
+int security_task_setrlimit(struct task_struct *p, unsigned int resource,
+               struct rlimit *new_rlim)
 {
-       return security_ops->task_setrlimit(resource, new_rlim);
+       return security_ops->task_setrlimit(p, resource, new_rlim);
 }
 
 int security_task_setscheduler(struct task_struct *p,
@@ -1272,13 +1261,6 @@ int security_key_getsecurity(struct key *key, char **_buffer)
        return security_ops->key_getsecurity(key, _buffer);
 }
 
-int security_key_session_to_parent(const struct cred *cred,
-                                  const struct cred *parent_cred,
-                                  struct key *key)
-{
-       return security_ops->key_session_to_parent(cred, parent_cred, key);
-}
-
 #endif /* CONFIG_KEYS */
 
 #ifdef CONFIG_AUDIT