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Diffstat (limited to 'security')
-rw-r--r--security/selinux/ss/conditional.c68
1 files changed, 33 insertions, 35 deletions
diff --git a/security/selinux/ss/conditional.c b/security/selinux/ss/conditional.c
index 81ff676f209a..f12476855b27 100644
--- a/security/selinux/ss/conditional.c
+++ b/security/selinux/ss/conditional.c
@@ -1,8 +1,7 @@
-// SPDX-License-Identifier: GPL-2.0-only
+/* SPDX-License-Identifier: GPL-2.0-only */
/* Authors: Karl MacMillan <kmacmillan@tresys.com>
* Frank Mayer <mayerf@tresys.com>
- *
- * Copyright (C) 2003 - 2004 Tresys Technology, LLC
+ * Copyright (C) 2003 - 2004 Tresys Technology, LLC
*/
#include <linux/kernel.h>
@@ -166,9 +165,8 @@ void cond_policydb_destroy(struct policydb *p)
int cond_init_bool_indexes(struct policydb *p)
{
kfree(p->bool_val_to_struct);
- p->bool_val_to_struct = kmalloc_array(p->p_bools.nprim,
- sizeof(*p->bool_val_to_struct),
- GFP_KERNEL);
+ p->bool_val_to_struct = kmalloc_array(
+ p->p_bools.nprim, sizeof(*p->bool_val_to_struct), GFP_KERNEL);
if (!p->bool_val_to_struct)
return -ENOMEM;
return 0;
@@ -287,7 +285,8 @@ static int cond_insertf(struct avtab *a, const struct avtab_key *k,
if (other) {
node_ptr = avtab_search_node(&p->te_cond_avtab, k);
if (node_ptr) {
- if (avtab_search_node_next(node_ptr, k->specified)) {
+ if (avtab_search_node_next(node_ptr,
+ k->specified)) {
pr_err("SELinux: too many conflicting type rules.\n");
return -EINVAL;
}
@@ -478,8 +477,8 @@ int cond_write_bool(void *vkey, void *datum, void *ptr)
* the conditional. This means that the avtab with the conditional
* rules will not be saved but will be rebuilt on policy load.
*/
-static int cond_write_av_list(struct policydb *p,
- struct cond_av_list *list, struct policy_file *fp)
+static int cond_write_av_list(struct policydb *p, struct cond_av_list *list,
+ struct policy_file *fp)
{
__le32 buf[1];
u32 i;
@@ -500,7 +499,7 @@ static int cond_write_av_list(struct policydb *p,
}
static int cond_write_node(struct policydb *p, struct cond_node *node,
- struct policy_file *fp)
+ struct policy_file *fp)
{
__le32 buf[2];
int rc;
@@ -555,7 +554,7 @@ int cond_write_list(struct policydb *p, void *fp)
}
void cond_compute_xperms(struct avtab *ctab, struct avtab_key *key,
- struct extended_perms_decision *xpermd)
+ struct extended_perms_decision *xpermd)
{
struct avtab_node *node;
@@ -563,7 +562,7 @@ void cond_compute_xperms(struct avtab *ctab, struct avtab_key *key,
return;
for (node = avtab_search_node(ctab, key); node;
- node = avtab_search_node_next(node, key->specified)) {
+ node = avtab_search_node_next(node, key->specified)) {
if (node->key.specified & AVTAB_ENABLED)
services_compute_xperms_decision(xpermd, node);
}
@@ -572,7 +571,7 @@ void cond_compute_xperms(struct avtab *ctab, struct avtab_key *key,
* av table, and if so, add them to the result
*/
void cond_compute_av(struct avtab *ctab, struct avtab_key *key,
- struct av_decision *avd, struct extended_perms *xperms)
+ struct av_decision *avd, struct extended_perms *xperms)
{
struct avtab_node *node;
@@ -580,30 +579,29 @@ void cond_compute_av(struct avtab *ctab, struct avtab_key *key,
return;
for (node = avtab_search_node(ctab, key); node;
- node = avtab_search_node_next(node, key->specified)) {
- if ((u16)(AVTAB_ALLOWED|AVTAB_ENABLED) ==
- (node->key.specified & (AVTAB_ALLOWED|AVTAB_ENABLED)))
+ node = avtab_search_node_next(node, key->specified)) {
+ if ((u16)(AVTAB_ALLOWED | AVTAB_ENABLED) ==
+ (node->key.specified & (AVTAB_ALLOWED | AVTAB_ENABLED)))
avd->allowed |= node->datum.u.data;
- if ((u16)(AVTAB_AUDITDENY|AVTAB_ENABLED) ==
- (node->key.specified & (AVTAB_AUDITDENY|AVTAB_ENABLED)))
+ if ((u16)(AVTAB_AUDITDENY | AVTAB_ENABLED) ==
+ (node->key.specified & (AVTAB_AUDITDENY | AVTAB_ENABLED)))
/* Since a '0' in an auditdeny mask represents a
* permission we do NOT want to audit (dontaudit), we use
* the '&' operand to ensure that all '0's in the mask
* are retained (much unlike the allow and auditallow cases).
*/
avd->auditdeny &= node->datum.u.data;
- if ((u16)(AVTAB_AUDITALLOW|AVTAB_ENABLED) ==
- (node->key.specified & (AVTAB_AUDITALLOW|AVTAB_ENABLED)))
+ if ((u16)(AVTAB_AUDITALLOW | AVTAB_ENABLED) ==
+ (node->key.specified & (AVTAB_AUDITALLOW | AVTAB_ENABLED)))
avd->auditallow |= node->datum.u.data;
if (xperms && (node->key.specified & AVTAB_ENABLED) &&
- (node->key.specified & AVTAB_XPERMS))
+ (node->key.specified & AVTAB_XPERMS))
services_compute_xperms_drivers(xperms, node);
}
}
-static int cond_dup_av_list(struct cond_av_list *new,
- struct cond_av_list *orig,
- struct avtab *avtab)
+static int cond_dup_av_list(struct cond_av_list *new, struct cond_av_list *orig,
+ struct avtab *avtab)
{
u32 i;
@@ -614,9 +612,8 @@ static int cond_dup_av_list(struct cond_av_list *new,
return -ENOMEM;
for (i = 0; i < orig->len; i++) {
- new->nodes[i] = avtab_insert_nonunique(avtab,
- &orig->nodes[i]->key,
- &orig->nodes[i]->datum);
+ new->nodes[i] = avtab_insert_nonunique(
+ avtab, &orig->nodes[i]->key, &orig->nodes[i]->datum);
if (!new->nodes[i])
return -ENOMEM;
new->len++;
@@ -637,8 +634,7 @@ static int duplicate_policydb_cond_list(struct policydb *newp,
newp->cond_list_len = 0;
newp->cond_list = kcalloc(origp->cond_list_len,
- sizeof(*newp->cond_list),
- GFP_KERNEL);
+ sizeof(*newp->cond_list), GFP_KERNEL);
if (!newp->cond_list)
goto error;
@@ -649,7 +645,8 @@ static int duplicate_policydb_cond_list(struct policydb *newp,
newp->cond_list_len++;
newn->cur_state = orign->cur_state;
- newn->expr.nodes = kmemdup(orign->expr.nodes,
+ newn->expr.nodes =
+ kmemdup(orign->expr.nodes,
orign->expr.len * sizeof(*orign->expr.nodes),
GFP_KERNEL);
if (!newn->expr.nodes)
@@ -658,12 +655,12 @@ static int duplicate_policydb_cond_list(struct policydb *newp,
newn->expr.len = orign->expr.len;
rc = cond_dup_av_list(&newn->true_list, &orign->true_list,
- &newp->te_cond_avtab);
+ &newp->te_cond_avtab);
if (rc)
goto error;
rc = cond_dup_av_list(&newn->false_list, &orign->false_list,
- &newp->te_cond_avtab);
+ &newp->te_cond_avtab);
if (rc)
goto error;
}
@@ -683,7 +680,8 @@ static int cond_bools_destroy(void *key, void *datum, void *args)
return 0;
}
-static int cond_bools_copy(struct hashtab_node *new, struct hashtab_node *orig, void *args)
+static int cond_bools_copy(struct hashtab_node *new, struct hashtab_node *orig,
+ void *args)
{
struct cond_bool_datum *datum;
@@ -709,7 +707,7 @@ static int cond_bools_index(void *key, void *datum, void *args)
}
static int duplicate_policydb_bools(struct policydb *newdb,
- struct policydb *orig)
+ struct policydb *orig)
{
struct cond_bool_datum **cond_bool_array;
int rc;
@@ -721,7 +719,7 @@ static int duplicate_policydb_bools(struct policydb *newdb,
return -ENOMEM;
rc = hashtab_duplicate(&newdb->p_bools.table, &orig->p_bools.table,
- cond_bools_copy, cond_bools_destroy, NULL);
+ cond_bools_copy, cond_bools_destroy, NULL);
if (rc) {
kfree(cond_bool_array);
return -ENOMEM;