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path: root/security/selinux/ss/conditional.c
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Diffstat (limited to 'security/selinux/ss/conditional.c')
-rw-r--r--security/selinux/ss/conditional.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/security/selinux/ss/conditional.c b/security/selinux/ss/conditional.c
index fb4efe4f4bc..4a4e35cac22 100644
--- a/security/selinux/ss/conditional.c
+++ b/security/selinux/ss/conditional.c
@@ -29,7 +29,7 @@ static int cond_evaluate_expr(struct policydb *p, struct cond_expr *expr)
int s[COND_EXPR_MAXDEPTH];
int sp = -1;
- for (cur = expr; cur != NULL; cur = cur->next) {
+ for (cur = expr; cur; cur = cur->next) {
switch (cur->expr_type) {
case COND_BOOL:
if (sp == (COND_EXPR_MAXDEPTH - 1))
@@ -97,14 +97,14 @@ int evaluate_cond_node(struct policydb *p, struct cond_node *node)
if (new_state == -1)
printk(KERN_ERR "SELinux: expression result was undefined - disabling all rules.\n");
/* turn the rules on or off */
- for (cur = node->true_list; cur != NULL; cur = cur->next) {
+ for (cur = node->true_list; cur; cur = cur->next) {
if (new_state <= 0)
cur->node->key.specified &= ~AVTAB_ENABLED;
else
cur->node->key.specified |= AVTAB_ENABLED;
}
- for (cur = node->false_list; cur != NULL; cur = cur->next) {
+ for (cur = node->false_list; cur; cur = cur->next) {
/* -1 or 1 */
if (new_state)
cur->node->key.specified &= ~AVTAB_ENABLED;
@@ -128,7 +128,7 @@ int cond_policydb_init(struct policydb *p)
static void cond_av_list_destroy(struct cond_av_list *list)
{
struct cond_av_list *cur, *next;
- for (cur = list; cur != NULL; cur = next) {
+ for (cur = list; cur; cur = next) {
next = cur->next;
/* the avtab_ptr_t node is destroy by the avtab */
kfree(cur);
@@ -139,7 +139,7 @@ static void cond_node_destroy(struct cond_node *node)
{
struct cond_expr *cur_expr, *next_expr;
- for (cur_expr = node->expr; cur_expr != NULL; cur_expr = next_expr) {
+ for (cur_expr = node->expr; cur_expr; cur_expr = next_expr) {
next_expr = cur_expr->next;
kfree(cur_expr);
}
@@ -155,7 +155,7 @@ static void cond_list_destroy(struct cond_node *list)
if (list == NULL)
return;
- for (cur = list; cur != NULL; cur = next) {
+ for (cur = list; cur; cur = next) {
next = cur->next;
cond_node_destroy(cur);
}
@@ -239,7 +239,7 @@ int cond_read_bool(struct policydb *p, struct hashtab *h, void *fp)
rc = next_entry(key, fp, len);
if (rc < 0)
goto err;
- key[len] = 0;
+ key[len] = '\0';
if (hashtab_insert(h, key, booldatum))
goto err;
@@ -291,7 +291,7 @@ static int cond_insertf(struct avtab *a, struct avtab_key *k, struct avtab_datum
goto err;
}
found = 0;
- for (cur = other; cur != NULL; cur = cur->next) {
+ for (cur = other; cur; cur = cur->next) {
if (cur->node == node_ptr) {
found = 1;
break;
@@ -485,7 +485,7 @@ void cond_compute_av(struct avtab *ctab, struct avtab_key *key, struct av_decisi
if (!ctab || !key || !avd)
return;
- for (node = avtab_search_node(ctab, key); node != NULL;
+ 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)))