diff options
| author |   Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> | 2011-06-26 23:17:10 +0900 |
|---|---|---|
| committer |   James Morris <jmorris@namei.org> | 2011-06-29 09:31:20 +1000 |
| commit | a238cf5b89ed5285be8de56335665d023972f7d5 (patch) | |
| tree | cd2594f5c80345b5f880a3ccd445d15fb6b7d6cd /security/tomoyo/memory.c | |
| parent | TOMOYO: Cleanup part 3. (diff) | |
| download | linux-dev-a238cf5b89ed5285be8de56335665d023972f7d5.tar.xz linux-dev-a238cf5b89ed5285be8de56335665d023972f7d5.zip | |
TOMOYO: Use struct for passing ACL line.
Use structure for passing ACL line, in preparation for supporting policy
namespace and conditional parameters.
Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'security/tomoyo/memory.c')
| -rw-r--r-- | security/tomoyo/memory.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/security/tomoyo/memory.c b/security/tomoyo/memory.c index dfef0cb268dc..839b8ebc6fe6 100644 --- a/security/tomoyo/memory.c +++ b/security/tomoyo/memory.c @@ -93,15 +93,18 @@ void tomoyo_memory_free(void *ptr) /** * tomoyo_get_group - Allocate memory for "struct tomoyo_path_group"/"struct tomoyo_number_group". * - * @group_name: The name of address group. - * @idx: Index number. + * @param: Pointer to "struct tomoyo_acl_param". + * @idx: Index number. * * Returns pointer to "struct tomoyo_group" on success, NULL otherwise. */ -struct tomoyo_group *tomoyo_get_group(const char *group_name, const u8 idx) +struct tomoyo_group *tomoyo_get_group(struct tomoyo_acl_param *param, + const u8 idx) { struct tomoyo_group e = { }; struct tomoyo_group *group = NULL; + struct list_head *list; + const char *group_name = tomoyo_read_token(param); bool found = false; if (!tomoyo_correct_word(group_name) || idx >= TOMOYO_MAX_GROUP) return NULL; @@ -110,7 +113,8 @@ struct tomoyo_group *tomoyo_get_group(const char *group_name, const u8 idx) return NULL; if (mutex_lock_interruptible(&tomoyo_policy_lock)) goto out; - list_for_each_entry(group, &tomoyo_group_list[idx], head.list) { + list = &tomoyo_group_list[idx]; + list_for_each_entry(group, list, head.list) { if (e.group_name != group->group_name) continue; atomic_inc(&group->head.users); @@ -122,14 +126,13 @@ struct tomoyo_group *tomoyo_get_group(const char *group_name, const u8 idx) if (entry) { INIT_LIST_HEAD(&entry->member_list); atomic_set(&entry->head.users, 1); - list_add_tail_rcu(&entry->head.list, - &tomoyo_group_list[idx]); + list_add_tail_rcu(&entry->head.list, list); group = entry; found = true; } } mutex_unlock(&tomoyo_policy_lock); - out: +out: tomoyo_put_name(e.group_name); return found ? group : NULL; } @@ -210,6 +213,8 @@ void __init tomoyo_mm_init(void) idx = tomoyo_read_lock(); if (tomoyo_find_domain(TOMOYO_ROOT_NAME) != &tomoyo_kernel_domain) panic("Can't register tomoyo_kernel_domain"); +#if 0 + /* Will be replaced with tomoyo_load_builtin_policy(). */ { /* Load built-in policy. */ tomoyo_write_transition_control("/sbin/hotplug", false, @@ -217,6 +222,7 @@ void __init tomoyo_mm_init(void) tomoyo_write_transition_control("/sbin/modprobe", false, TOMOYO_TRANSITION_CONTROL_INITIALIZE); } +#endif tomoyo_read_unlock(idx); } |