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-rw-r--r--security/selinux/avc.c4
-rw-r--r--security/selinux/ss/avtab.c8
-rw-r--r--security/selinux/ss/conditional.c12
-rw-r--r--security/selinux/ss/ebitmap.c5
-rw-r--r--security/selinux/ss/policydb.c60
5 files changed, 52 insertions, 37 deletions
diff --git a/security/selinux/avc.c b/security/selinux/avc.c
index 451502467a9b..cf6020f85403 100644
--- a/security/selinux/avc.c
+++ b/security/selinux/avc.c
@@ -490,7 +490,7 @@ out:
}
static inline void avc_print_ipv6_addr(struct audit_buffer *ab,
- struct in6_addr *addr, u16 port,
+ struct in6_addr *addr, __be16 port,
char *name1, char *name2)
{
if (!ipv6_addr_any(addr))
@@ -501,7 +501,7 @@ static inline void avc_print_ipv6_addr(struct audit_buffer *ab,
}
static inline void avc_print_ipv4_addr(struct audit_buffer *ab, u32 addr,
- u16 port, char *name1, char *name2)
+ __be16 port, char *name1, char *name2)
{
if (addr)
audit_log_format(ab, " %s=%d.%d.%d.%d", name1, NIPQUAD(addr));
diff --git a/security/selinux/ss/avtab.c b/security/selinux/ss/avtab.c
index 2e71af67b5d8..dde094feb20d 100644
--- a/security/selinux/ss/avtab.c
+++ b/security/selinux/ss/avtab.c
@@ -297,8 +297,10 @@ int avtab_read_item(void *fp, u32 vers, struct avtab *a,
struct avtab_datum *d, void *p),
void *p)
{
- u16 buf16[4], enabled;
- u32 buf32[7], items, items2, val;
+ __le16 buf16[4];
+ u16 enabled;
+ __le32 buf32[7];
+ u32 items, items2, val;
struct avtab_key key;
struct avtab_datum datum;
int i, rc;
@@ -403,7 +405,7 @@ static int avtab_insertf(struct avtab *a, struct avtab_key *k,
int avtab_read(struct avtab *a, void *fp, u32 vers)
{
int rc;
- u32 buf[1];
+ __le32 buf[1];
u32 nel, i;
diff --git a/security/selinux/ss/conditional.c b/security/selinux/ss/conditional.c
index b81cd6688978..daf288007460 100644
--- a/security/selinux/ss/conditional.c
+++ b/security/selinux/ss/conditional.c
@@ -216,7 +216,8 @@ int cond_read_bool(struct policydb *p, struct hashtab *h, void *fp)
{
char *key = NULL;
struct cond_bool_datum *booldatum;
- u32 buf[3], len;
+ __le32 buf[3];
+ u32 len;
int rc;
booldatum = kmalloc(sizeof(struct cond_bool_datum), GFP_KERNEL);
@@ -342,7 +343,8 @@ err:
static int cond_read_av_list(struct policydb *p, void *fp, struct cond_av_list **ret_list, struct cond_av_list *other)
{
int i, rc;
- u32 buf[1], len;
+ __le32 buf[1];
+ u32 len;
struct cond_insertf_data data;
*ret_list = NULL;
@@ -388,7 +390,8 @@ static int expr_isvalid(struct policydb *p, struct cond_expr *expr)
static int cond_read_node(struct policydb *p, struct cond_node *node, void *fp)
{
- u32 buf[2], len, i;
+ __le32 buf[2];
+ u32 len, i;
int rc;
struct cond_expr *expr = NULL, *last = NULL;
@@ -446,7 +449,8 @@ err:
int cond_read_list(struct policydb *p, void *fp)
{
struct cond_node *node, *last = NULL;
- u32 buf[1], i, len;
+ __le32 buf[1];
+ u32 i, len;
int rc;
rc = next_entry(buf, fp, sizeof buf);
diff --git a/security/selinux/ss/ebitmap.c b/security/selinux/ss/ebitmap.c
index d8ce9cc0b9f1..d515154128cc 100644
--- a/security/selinux/ss/ebitmap.c
+++ b/security/selinux/ss/ebitmap.c
@@ -196,8 +196,9 @@ int ebitmap_read(struct ebitmap *e, void *fp)
{
int rc;
struct ebitmap_node *n, *l;
- u32 buf[3], mapsize, count, i;
- u64 map;
+ __le32 buf[3];
+ u32 mapsize, count, i;
+ __le64 map;
ebitmap_init(e);
diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c
index 7b03fa0f92b0..0a758323a9cf 100644
--- a/security/selinux/ss/policydb.c
+++ b/security/selinux/ss/policydb.c
@@ -744,7 +744,8 @@ int policydb_context_isvalid(struct policydb *p, struct context *c)
*/
static int mls_read_range_helper(struct mls_range *r, void *fp)
{
- u32 buf[2], items;
+ __le32 buf[2];
+ u32 items;
int rc;
rc = next_entry(buf, fp, sizeof(u32));
@@ -805,7 +806,7 @@ static int context_read_and_validate(struct context *c,
struct policydb *p,
void *fp)
{
- u32 buf[3];
+ __le32 buf[3];
int rc;
rc = next_entry(buf, fp, sizeof buf);
@@ -845,7 +846,8 @@ static int perm_read(struct policydb *p, struct hashtab *h, void *fp)
char *key = NULL;
struct perm_datum *perdatum;
int rc;
- u32 buf[2], len;
+ __le32 buf[2];
+ u32 len;
perdatum = kmalloc(sizeof(*perdatum), GFP_KERNEL);
if (!perdatum) {
@@ -885,7 +887,8 @@ static int common_read(struct policydb *p, struct hashtab *h, void *fp)
{
char *key = NULL;
struct common_datum *comdatum;
- u32 buf[4], len, nel;
+ __le32 buf[4];
+ u32 len, nel;
int i, rc;
comdatum = kmalloc(sizeof(*comdatum), GFP_KERNEL);
@@ -939,7 +942,8 @@ static int read_cons_helper(struct constraint_node **nodep, int ncons,
{
struct constraint_node *c, *lc;
struct constraint_expr *e, *le;
- u32 buf[3], nexpr;
+ __le32 buf[3];
+ u32 nexpr;
int rc, i, j, depth;
lc = NULL;
@@ -1023,7 +1027,8 @@ static int class_read(struct policydb *p, struct hashtab *h, void *fp)
{
char *key = NULL;
struct class_datum *cladatum;
- u32 buf[6], len, len2, ncons, nel;
+ __le32 buf[6];
+ u32 len, len2, ncons, nel;
int i, rc;
cladatum = kmalloc(sizeof(*cladatum), GFP_KERNEL);
@@ -1117,7 +1122,8 @@ static int role_read(struct policydb *p, struct hashtab *h, void *fp)
char *key = NULL;
struct role_datum *role;
int rc;
- u32 buf[2], len;
+ __le32 buf[2];
+ u32 len;
role = kmalloc(sizeof(*role), GFP_KERNEL);
if (!role) {
@@ -1177,7 +1183,8 @@ static int type_read(struct policydb *p, struct hashtab *h, void *fp)
char *key = NULL;
struct type_datum *typdatum;
int rc;
- u32 buf[3], len;
+ __le32 buf[3];
+ u32 len;
typdatum = kmalloc(sizeof(*typdatum),GFP_KERNEL);
if (!typdatum) {
@@ -1221,7 +1228,7 @@ bad:
*/
static int mls_read_level(struct mls_level *lp, void *fp)
{
- u32 buf[1];
+ __le32 buf[1];
int rc;
memset(lp, 0, sizeof(*lp));
@@ -1249,7 +1256,8 @@ static int user_read(struct policydb *p, struct hashtab *h, void *fp)
char *key = NULL;
struct user_datum *usrdatum;
int rc;
- u32 buf[2], len;
+ __le32 buf[2];
+ u32 len;
usrdatum = kmalloc(sizeof(*usrdatum), GFP_KERNEL);
if (!usrdatum) {
@@ -1303,7 +1311,8 @@ static int sens_read(struct policydb *p, struct hashtab *h, void *fp)
char *key = NULL;
struct level_datum *levdatum;
int rc;
- u32 buf[2], len;
+ __le32 buf[2];
+ u32 len;
levdatum = kmalloc(sizeof(*levdatum), GFP_ATOMIC);
if (!levdatum) {
@@ -1354,7 +1363,8 @@ static int cat_read(struct policydb *p, struct hashtab *h, void *fp)
char *key = NULL;
struct cat_datum *catdatum;
int rc;
- u32 buf[3], len;
+ __le32 buf[3];
+ u32 len;
catdatum = kmalloc(sizeof(*catdatum), GFP_ATOMIC);
if (!catdatum) {
@@ -1417,7 +1427,8 @@ int policydb_read(struct policydb *p, void *fp)
struct ocontext *l, *c, *newc;
struct genfs *genfs_p, *genfs, *newgenfs;
int i, j, rc;
- u32 buf[8], len, len2, config, nprim, nel, nel2;
+ __le32 buf[8];
+ u32 len, len2, config, nprim, nel, nel2;
char *policydb_str;
struct policydb_compat_info *info;
struct range_trans *rt, *lrt;
@@ -1433,17 +1444,14 @@ int policydb_read(struct policydb *p, void *fp)
if (rc < 0)
goto bad;
- for (i = 0; i < 2; i++)
- buf[i] = le32_to_cpu(buf[i]);
-
- if (buf[0] != POLICYDB_MAGIC) {
+ if (le32_to_cpu(buf[0]) != POLICYDB_MAGIC) {
printk(KERN_ERR "security: policydb magic number 0x%x does "
"not match expected magic number 0x%x\n",
- buf[0], POLICYDB_MAGIC);
+ le32_to_cpu(buf[0]), POLICYDB_MAGIC);
goto bad;
}
- len = buf[1];
+ len = le32_to_cpu(buf[1]);
if (len != strlen(POLICYDB_STRING)) {
printk(KERN_ERR "security: policydb string length %d does not "
"match expected length %Zu\n",
@@ -1478,19 +1486,17 @@ int policydb_read(struct policydb *p, void *fp)
rc = next_entry(buf, fp, sizeof(u32)*4);
if (rc < 0)
goto bad;
- for (i = 0; i < 4; i++)
- buf[i] = le32_to_cpu(buf[i]);
- p->policyvers = buf[0];
+ p->policyvers = le32_to_cpu(buf[0]);
if (p->policyvers < POLICYDB_VERSION_MIN ||
p->policyvers > POLICYDB_VERSION_MAX) {
printk(KERN_ERR "security: policydb version %d does not match "
"my version range %d-%d\n",
- buf[0], POLICYDB_VERSION_MIN, POLICYDB_VERSION_MAX);
+ le32_to_cpu(buf[0]), POLICYDB_VERSION_MIN, POLICYDB_VERSION_MAX);
goto bad;
}
- if ((buf[1] & POLICYDB_CONFIG_MLS)) {
+ if ((le32_to_cpu(buf[1]) & POLICYDB_CONFIG_MLS)) {
if (ss_initialized && !selinux_mls_enabled) {
printk(KERN_ERR "Cannot switch between non-MLS and MLS "
"policies\n");
@@ -1519,9 +1525,11 @@ int policydb_read(struct policydb *p, void *fp)
goto bad;
}
- if (buf[2] != info->sym_num || buf[3] != info->ocon_num) {
+ if (le32_to_cpu(buf[2]) != info->sym_num ||
+ le32_to_cpu(buf[3]) != info->ocon_num) {
printk(KERN_ERR "security: policydb table sizes (%d,%d) do "
- "not match mine (%d,%d)\n", buf[2], buf[3],
+ "not match mine (%d,%d)\n", le32_to_cpu(buf[2]),
+ le32_to_cpu(buf[3]),
info->sym_num, info->ocon_num);
goto bad;
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.