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Subject[PATCH 9/9] Audit: Final renamings and cleanup
From
Rename the se_str and se_rule audit fields elements to
lsm_str and lsm_rule to avoid confusion.

Signed-off-by: Casey Schaufler <casey@schaufler-ca.com>
Signed-off-by: Ahmed S. Darwish <darwish.07@gmail.com>
---
include/linux/audit.h | 4 ++--
kernel/auditfilter.c | 40 ++++++++++++++++++++--------------------
kernel/auditsc.c | 12 ++++++------
3 files changed, 28 insertions(+), 28 deletions(-)
Woo, hooo .. That was fun ;)

diff --git a/include/linux/audit.h b/include/linux/audit.h
index 3367c80..a35678e 100644
--- a/include/linux/audit.h
+++ b/include/linux/audit.h
@@ -377,8 +377,8 @@ struct audit_field {
u32 type;
u32 val;
u32 op;
- char *se_str;
- void *se_rule;
+ char *lsm_str;
+ void *lsm_rule;
};

#define AUDITSC_INVALID 0
diff --git a/kernel/auditfilter.c b/kernel/auditfilter.c
index 7c69cb5..28fef6b 100644
--- a/kernel/auditfilter.c
+++ b/kernel/auditfilter.c
@@ -139,8 +139,8 @@ static inline void audit_free_rule(struct audit_entry *e)
if (e->rule.fields)
for (i = 0; i < e->rule.field_count; i++) {
struct audit_field *f = &e->rule.fields[i];
- kfree(f->se_str);
- security_audit_rule_free(f->se_rule);
+ kfree(f->lsm_str);
+ security_audit_rule_free(f->lsm_rule);
}
kfree(e->rule.fields);
kfree(e->rule.filterkey);
@@ -554,8 +554,8 @@ static struct audit_entry *audit_data_to_entry(struct audit_rule_data *data,
f->op = data->fieldflags[i] & AUDIT_OPERATORS;
f->type = data->fields[i];
f->val = data->values[i];
- f->se_str = NULL;
- f->se_rule = NULL;
+ f->lsm_str = NULL;
+ f->lsm_rule = NULL;
switch(f->type) {
case AUDIT_PID:
case AUDIT_UID:
@@ -598,7 +598,7 @@ static struct audit_entry *audit_data_to_entry(struct audit_rule_data *data,
entry->rule.buflen += f->val;

err = security_audit_rule_init(f->type, f->op, str,
- (void **)&f->se_rule);
+ (void **)&f->lsm_rule);
/* Keep currently invalid fields around in case they
* become valid after a policy reload. */
if (err == -EINVAL) {
@@ -610,7 +610,7 @@ static struct audit_entry *audit_data_to_entry(struct audit_rule_data *data,
kfree(str);
goto exit_free;
} else
- f->se_str = str;
+ f->lsm_str = str;
break;
case AUDIT_WATCH:
str = audit_unpack_string(&bufp, &remain, f->val);
@@ -754,7 +754,7 @@ static struct audit_rule_data *audit_krule_to_data(struct audit_krule *krule)
case AUDIT_OBJ_LEV_LOW:
case AUDIT_OBJ_LEV_HIGH:
data->buflen += data->values[i] =
- audit_pack_string(&bufp, f->se_str);
+ audit_pack_string(&bufp, f->lsm_str);
break;
case AUDIT_WATCH:
data->buflen += data->values[i] =
@@ -806,7 +806,7 @@ static int audit_compare_rule(struct audit_krule *a, struct audit_krule *b)
case AUDIT_OBJ_TYPE:
case AUDIT_OBJ_LEV_LOW:
case AUDIT_OBJ_LEV_HIGH:
- if (strcmp(a->fields[i].se_str, b->fields[i].se_str))
+ if (strcmp(a->fields[i].lsm_str, b->fields[i].lsm_str))
return 1;
break;
case AUDIT_WATCH:
@@ -862,28 +862,28 @@ out:
return new;
}

-/* Duplicate LSM field information. The se_rule is opaque, so must be
+/* Duplicate LSM field information. The lsm_rule is opaque, so must be
* re-initialized. */
static inline int audit_dupe_lsm_field(struct audit_field *df,
struct audit_field *sf)
{
int ret = 0;
- char *se_str;
+ char *lsm_str;

- /* our own copy of se_str */
- se_str = kstrdup(sf->se_str, GFP_KERNEL);
- if (unlikely(!se_str))
+ /* our own copy of lsm_str */
+ lsm_str = kstrdup(sf->lsm_str, GFP_KERNEL);
+ if (unlikely(!lsm_str))
return -ENOMEM;
- df->se_str = se_str;
+ df->lsm_str = lsm_str;

- /* our own (refreshed) copy of se_rule */
- ret = security_audit_rule_init(df->type, df->op, df->se_str,
- (void **)&df->se_rule);
+ /* our own (refreshed) copy of lsm_rule */
+ ret = security_audit_rule_init(df->type, df->op, df->lsm_str,
+ (void **)&df->lsm_rule);
/* Keep currently invalid fields around in case they
* become valid after a policy reload. */
if (ret == -EINVAL) {
printk(KERN_WARNING "audit rule for LSM \'%s\' is "
- "invalid\n", df->se_str);
+ "invalid\n", df->lsm_str);
ret = 0;
}

@@ -930,7 +930,7 @@ static struct audit_entry *audit_dupe_rule(struct audit_krule *old,
new->tree = old->tree;
memcpy(new->fields, old->fields, sizeof(struct audit_field) * fcount);

- /* deep copy this information, updating the se_rule fields, because
+ /* deep copy this information, updating the lsm_rule fields, because
* the originals will all be freed when the old rule is freed. */
for (i = 0; i < fcount; i++) {
switch (new->fields[i].type) {
@@ -1762,7 +1762,7 @@ unlock_and_return:
return result;
}

-/* This function will re-initialize the se_rule field of all applicable rules.
+/* This function will re-initialize the lsm_rule field of all applicable rules.
* It will traverse the filter lists serarching for rules that contain LSM
* specific filter fields. When such a rule is found, it is copied, the
* LSM field is re-initialized, and the old rule is replaced with the
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index 8afd349..6ac71bb 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -527,14 +527,14 @@ static int audit_filter_rules(struct task_struct *tsk,
match for now to avoid losing information that
may be wanted. An error message will also be
logged upon error */
- if (f->se_rule) {
+ if (f->lsm_rule) {
if (need_sid) {
security_task_getsecid(tsk, &sid);
need_sid = 0;
}
result = security_audit_rule_match(sid, f->type,
f->op,
- f->se_rule,
+ f->lsm_rule,
ctx);
}
break;
@@ -545,18 +545,18 @@ static int audit_filter_rules(struct task_struct *tsk,
case AUDIT_OBJ_LEV_HIGH:
/* The above note for AUDIT_SUBJ_USER...AUDIT_SUBJ_CLR
also applies here */
- if (f->se_rule) {
+ if (f->lsm_rule) {
/* Find files that match */
if (name) {
result = security_audit_rule_match(
name->osid, f->type, f->op,
- f->se_rule, ctx);
+ f->lsm_rule, ctx);
} else if (ctx) {
for (j = 0; j < ctx->name_count; j++) {
if (security_audit_rule_match(
ctx->names[j].osid,
f->type, f->op,
- f->se_rule, ctx)) {
+ f->lsm_rule, ctx)) {
++result;
break;
}
@@ -569,7 +569,7 @@ static int audit_filter_rules(struct task_struct *tsk,
aux = aux->next) {
if (aux->type == AUDIT_IPC) {
struct audit_aux_data_ipcctl *axi = (void *)aux;
- if (security_audit_rule_match(axi->osid, f->type, f->op, f->se_rule, ctx)) {
+ if (security_audit_rule_match(axi->osid, f->type, f->op, f->lsm_rule, ctx)) {
++result;
break;
}
--

"Better to light a candle, than curse the darkness"

Ahmed S. Darwish
Homepage: http://darwish.07.googlepages.com
Blog: http://darwish-07.blogspot.com



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