tomoyo: Coding style fix.
Follow many of recommendations by scripts/checkpatch.pl, and follow
"lift switch variables out of switches" by Kees Cook.
This patch makes no functional change.
Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: James Morris <james.morris@microsoft.com>
diff --git a/security/tomoyo/memory.c b/security/tomoyo/memory.c
index 12477e0..2e7fcfa 100644
--- a/security/tomoyo/memory.c
+++ b/security/tomoyo/memory.c
@@ -19,9 +19,9 @@ void tomoyo_warn_oom(const char *function)
/* Reduce error messages. */
static pid_t tomoyo_last_pid;
const pid_t pid = current->pid;
+
if (tomoyo_last_pid != pid) {
- printk(KERN_WARNING "ERROR: Out of memory at %s.\n",
- function);
+ pr_warn("ERROR: Out of memory at %s.\n", function);
tomoyo_last_pid = pid;
}
if (!tomoyo_policy_loaded)
@@ -48,6 +48,7 @@ bool tomoyo_memory_ok(void *ptr)
{
if (ptr) {
const size_t s = ksize(ptr);
+
tomoyo_memory_used[TOMOYO_MEMORY_POLICY] += s;
if (!tomoyo_memory_quota[TOMOYO_MEMORY_POLICY] ||
tomoyo_memory_used[TOMOYO_MEMORY_POLICY] <=
@@ -73,6 +74,7 @@ bool tomoyo_memory_ok(void *ptr)
void *tomoyo_commit_ok(void *data, const unsigned int size)
{
void *ptr = kzalloc(size, GFP_NOFS);
+
if (tomoyo_memory_ok(ptr)) {
memmove(ptr, data, size);
memset(data, 0, size);
@@ -98,6 +100,7 @@ struct tomoyo_group *tomoyo_get_group(struct tomoyo_acl_param *param,
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;
e.group_name = tomoyo_get_name(group_name);
@@ -116,6 +119,7 @@ struct tomoyo_group *tomoyo_get_group(struct tomoyo_acl_param *param,
}
if (!found) {
struct tomoyo_group *entry = tomoyo_commit_ok(&e, sizeof(e));
+
if (entry) {
INIT_LIST_HEAD(&entry->member_list);
atomic_set(&entry->head.users, 1);
@@ -191,6 +195,7 @@ struct tomoyo_policy_namespace tomoyo_kernel_namespace;
void __init tomoyo_mm_init(void)
{
int idx;
+
for (idx = 0; idx < TOMOYO_MAX_HASH; idx++)
INIT_LIST_HEAD(&tomoyo_name_list[idx]);
tomoyo_kernel_namespace.name = "<kernel>";