From: Sasha Levin <sashal@kernel.org>
To: stable@vger.kernel.org
Cc: "Christian Göttsche" <cgzones@googlemail.com>,
"Paul Moore" <paul@paul-moore.com>,
"Sasha Levin" <sashal@kernel.org>
Subject: [PATCH 6.1.y 1/3] selinux: use known type instead of void pointer
Date: Tue, 25 Aug 2026 11:09:35 -0400 [thread overview]
Message-ID: <20260825150937.4024395-1-sashal@kernel.org> (raw)
In-Reply-To: <2026082022-lyrically-condiment-ea5e@gregkh>
From: Christian Göttsche <cgzones@googlemail.com>
[ Upstream commit f07586160fd5492f8d48e7667e7a5d8797aa5090 ]
Improve type safety and readability by using the known type.
Signed-off-by: Christian Göttsche <cgzones@googlemail.com>
Signed-off-by: Paul Moore <paul@paul-moore.com>
Stable-dep-of: b98a8ac50775 ("selinux: require a class's permission values to cover its permission count")
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
security/selinux/ss/avtab.c | 8 +--
security/selinux/ss/avtab.h | 10 ++--
security/selinux/ss/conditional.c | 12 ++---
security/selinux/ss/conditional.h | 6 +--
security/selinux/ss/ebitmap.c | 4 +-
security/selinux/ss/ebitmap.h | 5 +-
security/selinux/ss/policydb.c | 90 +++++++++++++++----------------
security/selinux/ss/policydb.h | 16 +++---
8 files changed, 77 insertions(+), 74 deletions(-)
diff --git a/security/selinux/ss/avtab.c b/security/selinux/ss/avtab.c
index 8480ec6c6e75f..c3749ababbd66 100644
--- a/security/selinux/ss/avtab.c
+++ b/security/selinux/ss/avtab.c
@@ -397,7 +397,7 @@ static const uint16_t spec_order[] = {
AVTAB_XPERMS_DONTAUDIT
};
-int avtab_read_item(struct avtab *a, void *fp, struct policydb *pol,
+int avtab_read_item(struct avtab *a, struct policy_file *fp, struct policydb *pol,
int (*insertf)(struct avtab *a, const struct avtab_key *k,
const struct avtab_datum *d, void *p),
void *p)
@@ -565,7 +565,7 @@ static int avtab_insertf(struct avtab *a, const struct avtab_key *k,
return avtab_insert(a, k, d);
}
-int avtab_read(struct avtab *a, void *fp, struct policydb *pol)
+int avtab_read(struct avtab *a, struct policy_file *fp, struct policydb *pol)
{
int rc;
__le32 buf[1];
@@ -609,7 +609,7 @@ int avtab_read(struct avtab *a, void *fp, struct policydb *pol)
goto out;
}
-int avtab_write_item(struct policydb *p, const struct avtab_node *cur, void *fp)
+int avtab_write_item(struct policydb *p, const struct avtab_node *cur, struct policy_file *fp)
{
__le16 buf16[4];
__le32 buf32[ARRAY_SIZE(cur->datum.u.xperms->perms.p)];
@@ -644,7 +644,7 @@ int avtab_write_item(struct policydb *p, const struct avtab_node *cur, void *fp)
return 0;
}
-int avtab_write(struct policydb *p, struct avtab *a, void *fp)
+int avtab_write(struct policydb *p, struct avtab *a, struct policy_file *fp)
{
unsigned int i;
int rc = 0;
diff --git a/security/selinux/ss/avtab.h b/security/selinux/ss/avtab.h
index d3ebea8d146f2..2d60ef7530f8b 100644
--- a/security/selinux/ss/avtab.h
+++ b/security/selinux/ss/avtab.h
@@ -95,14 +95,16 @@ void avtab_destroy(struct avtab *h);
void avtab_hash_eval(struct avtab *h, char *tag);
struct policydb;
-int avtab_read_item(struct avtab *a, void *fp, struct policydb *pol,
+struct policy_file;
+int avtab_read_item(struct avtab *a, struct policy_file *fp, struct policydb *pol,
int (*insert)(struct avtab *a, const struct avtab_key *k,
const struct avtab_datum *d, void *p),
void *p);
-int avtab_read(struct avtab *a, void *fp, struct policydb *pol);
-int avtab_write_item(struct policydb *p, const struct avtab_node *cur, void *fp);
-int avtab_write(struct policydb *p, struct avtab *a, void *fp);
+int avtab_read(struct avtab *a, struct policy_file *fp, struct policydb *pol);
+int avtab_write_item(struct policydb *p, const struct avtab_node *cur,
+ struct policy_file *fp);
+int avtab_write(struct policydb *p, struct avtab *a, struct policy_file *fp);
struct avtab_node *avtab_insert_nonunique(struct avtab *h,
const struct avtab_key *key,
diff --git a/security/selinux/ss/conditional.c b/security/selinux/ss/conditional.c
index e11219fdf9f75..62343c7c97877 100644
--- a/security/selinux/ss/conditional.c
+++ b/security/selinux/ss/conditional.c
@@ -205,7 +205,7 @@ static int bool_isvalid(struct cond_bool_datum *b)
return 1;
}
-int cond_read_bool(struct policydb *p, struct symtab *s, void *fp)
+int cond_read_bool(struct policydb *p, struct symtab *s, struct policy_file *fp)
{
char *key = NULL;
struct cond_bool_datum *booldatum;
@@ -321,7 +321,7 @@ static int cond_insertf(struct avtab *a, const struct avtab_key *k,
return 0;
}
-static int cond_read_av_list(struct policydb *p, void *fp,
+static int cond_read_av_list(struct policydb *p, struct policy_file *fp,
struct cond_av_list *list,
struct cond_av_list *other)
{
@@ -373,7 +373,7 @@ static int expr_node_isvalid(struct policydb *p, struct cond_expr_node *expr)
return 1;
}
-static int cond_read_node(struct policydb *p, struct cond_node *node, void *fp)
+static int cond_read_node(struct policydb *p, struct cond_node *node, struct policy_file *fp)
{
__le32 buf[2];
u32 i, len;
@@ -413,7 +413,7 @@ static int cond_read_node(struct policydb *p, struct cond_node *node, void *fp)
return cond_read_av_list(p, fp, &node->false_list, &node->true_list);
}
-int cond_read_list(struct policydb *p, void *fp)
+int cond_read_list(struct policydb *p, struct policy_file *fp)
{
__le32 buf[1];
u32 i, len;
@@ -451,7 +451,7 @@ int cond_write_bool(void *vkey, void *datum, void *ptr)
char *key = vkey;
struct cond_bool_datum *booldatum = datum;
struct policy_data *pd = ptr;
- void *fp = pd->fp;
+ struct policy_file *fp = pd->fp;
__le32 buf[3];
u32 len;
int rc;
@@ -534,7 +534,7 @@ static int cond_write_node(struct policydb *p, struct cond_node *node,
return 0;
}
-int cond_write_list(struct policydb *p, void *fp)
+int cond_write_list(struct policydb *p, struct policy_file *fp)
{
u32 i;
__le32 buf[1];
diff --git a/security/selinux/ss/conditional.h b/security/selinux/ss/conditional.h
index e47ec6ddeaf61..c4c60413127cc 100644
--- a/security/selinux/ss/conditional.h
+++ b/security/selinux/ss/conditional.h
@@ -69,10 +69,10 @@ int cond_destroy_bool(void *key, void *datum, void *p);
int cond_index_bool(void *key, void *datum, void *datap);
-int cond_read_bool(struct policydb *p, struct symtab *s, void *fp);
-int cond_read_list(struct policydb *p, void *fp);
+int cond_read_bool(struct policydb *p, struct symtab *s, struct policy_file *fp);
+int cond_read_list(struct policydb *p, struct policy_file *fp);
int cond_write_bool(void *key, void *datum, void *ptr);
-int cond_write_list(struct policydb *p, void *fp);
+int cond_write_list(struct policydb *p, struct policy_file *fp);
void cond_compute_av(struct avtab *ctab, struct avtab_key *key,
struct av_decision *avd, struct extended_perms *xperms);
diff --git a/security/selinux/ss/ebitmap.c b/security/selinux/ss/ebitmap.c
index d31b87be9a1ed..978a18aa17cad 100644
--- a/security/selinux/ss/ebitmap.c
+++ b/security/selinux/ss/ebitmap.c
@@ -362,7 +362,7 @@ void ebitmap_destroy(struct ebitmap *e)
e->node = NULL;
}
-int ebitmap_read(struct ebitmap *e, void *fp)
+int ebitmap_read(struct ebitmap *e, struct policy_file *fp)
{
struct ebitmap_node *n = NULL;
u32 mapunit, count, startbit, index;
@@ -468,7 +468,7 @@ int ebitmap_read(struct ebitmap *e, void *fp)
goto out;
}
-int ebitmap_write(const struct ebitmap *e, void *fp)
+int ebitmap_write(const struct ebitmap *e, struct policy_file *fp)
{
struct ebitmap_node *n;
u32 count;
diff --git a/security/selinux/ss/ebitmap.h b/security/selinux/ss/ebitmap.h
index e5b57dc3fc531..3fbd6917cb53d 100644
--- a/security/selinux/ss/ebitmap.h
+++ b/security/selinux/ss/ebitmap.h
@@ -129,8 +129,9 @@ int ebitmap_contains(const struct ebitmap *e1, const struct ebitmap *e2, u32 las
int ebitmap_get_bit(const struct ebitmap *e, unsigned long bit);
int ebitmap_set_bit(struct ebitmap *e, unsigned long bit, int value);
void ebitmap_destroy(struct ebitmap *e);
-int ebitmap_read(struct ebitmap *e, void *fp);
-int ebitmap_write(const struct ebitmap *e, void *fp);
+struct policy_file;
+int ebitmap_read(struct ebitmap *e, struct policy_file *fp);
+int ebitmap_write(const struct ebitmap *e, struct policy_file *fp);
u32 ebitmap_hash(const struct ebitmap *e, u32 hash);
#ifdef CONFIG_NETLABEL
diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c
index 42bcd861bbfb7..8d37adf8608f3 100644
--- a/security/selinux/ss/policydb.c
+++ b/security/selinux/ss/policydb.c
@@ -986,7 +986,7 @@ int policydb_context_isvalid(struct policydb *p, struct context *c)
* Read a MLS range structure from a policydb binary
* representation file.
*/
-static int mls_read_range_helper(struct mls_range *r, void *fp)
+static int mls_read_range_helper(struct mls_range *r, struct policy_file *fp)
{
__le32 buf[2];
u32 items;
@@ -1047,7 +1047,7 @@ static int mls_read_range_helper(struct mls_range *r, void *fp)
*/
static int context_read_and_validate(struct context *c,
struct policydb *p,
- void *fp)
+ struct policy_file *fp)
{
__le32 buf[3];
int rc;
@@ -1085,7 +1085,7 @@ static int context_read_and_validate(struct context *c,
* binary representation file.
*/
-static int str_read(char **strp, gfp_t flags, void *fp, u32 len)
+static int str_read(char **strp, gfp_t flags, struct policy_file *fp, u32 len)
{
int rc;
char *str;
@@ -1108,7 +1108,7 @@ static int str_read(char **strp, gfp_t flags, void *fp, u32 len)
return 0;
}
-static int perm_read(struct policydb *p, struct symtab *s, void *fp)
+static int perm_read(struct policydb *p, struct symtab *s, struct policy_file *fp)
{
char *key = NULL;
struct perm_datum *perdatum;
@@ -1141,7 +1141,7 @@ static int perm_read(struct policydb *p, struct symtab *s, void *fp)
return rc;
}
-static int common_read(struct policydb *p, struct symtab *s, void *fp)
+static int common_read(struct policydb *p, struct symtab *s, struct policy_file *fp)
{
char *key = NULL;
struct common_datum *comdatum;
@@ -1191,7 +1191,7 @@ static void type_set_init(struct type_set *t)
ebitmap_init(&t->negset);
}
-static int type_set_read(struct type_set *t, void *fp)
+static int type_set_read(struct type_set *t, struct policy_file *fp)
{
__le32 buf[1];
int rc;
@@ -1212,7 +1212,7 @@ static int type_set_read(struct type_set *t, void *fp)
static int read_cons_helper(struct policydb *p,
struct constraint_node **nodep,
- int ncons, int allowxtarget, void *fp)
+ int ncons, int allowxtarget, struct policy_file *fp)
{
struct constraint_node *c, *lc;
struct constraint_expr *e, *le;
@@ -1305,7 +1305,7 @@ static int read_cons_helper(struct policydb *p,
return 0;
}
-static int class_read(struct policydb *p, struct symtab *s, void *fp)
+static int class_read(struct policydb *p, struct symtab *s, struct policy_file *fp)
{
char *key = NULL;
struct class_datum *cladatum;
@@ -1412,7 +1412,7 @@ static int class_read(struct policydb *p, struct symtab *s, void *fp)
return rc;
}
-static int role_read(struct policydb *p, struct symtab *s, void *fp)
+static int role_read(struct policydb *p, struct symtab *s, struct policy_file *fp)
{
char *key = NULL;
struct role_datum *role;
@@ -1468,7 +1468,7 @@ static int role_read(struct policydb *p, struct symtab *s, void *fp)
return rc;
}
-static int type_read(struct policydb *p, struct symtab *s, void *fp)
+static int type_read(struct policydb *p, struct symtab *s, struct policy_file *fp)
{
char *key = NULL;
struct type_datum *typdatum;
@@ -1520,7 +1520,7 @@ static int type_read(struct policydb *p, struct symtab *s, void *fp)
* Read a MLS level structure from a policydb binary
* representation file.
*/
-static int mls_read_level(struct mls_level *lp, void *fp)
+static int mls_read_level(struct mls_level *lp, struct policy_file *fp)
{
__le32 buf[1];
int rc;
@@ -1542,7 +1542,7 @@ static int mls_read_level(struct mls_level *lp, void *fp)
return 0;
}
-static int user_read(struct policydb *p, struct symtab *s, void *fp)
+static int user_read(struct policydb *p, struct symtab *s, struct policy_file *fp)
{
char *key = NULL;
struct user_datum *usrdatum;
@@ -1592,7 +1592,7 @@ static int user_read(struct policydb *p, struct symtab *s, void *fp)
return rc;
}
-static int sens_read(struct policydb *p, struct symtab *s, void *fp)
+static int sens_read(struct policydb *p, struct symtab *s, struct policy_file *fp)
{
char *key = NULL;
struct level_datum *levdatum;
@@ -1633,7 +1633,7 @@ static int sens_read(struct policydb *p, struct symtab *s, void *fp)
return rc;
}
-static int cat_read(struct policydb *p, struct symtab *s, void *fp)
+static int cat_read(struct policydb *p, struct symtab *s, struct policy_file *fp)
{
char *key = NULL;
struct cat_datum *catdatum;
@@ -1667,7 +1667,7 @@ static int cat_read(struct policydb *p, struct symtab *s, void *fp)
}
static int (*const read_f[SYM_NUM]) (struct policydb *p,
- struct symtab *s, void *fp) = {
+ struct symtab *s, struct policy_file *fp) = {
common_read,
class_read,
role_read,
@@ -1834,7 +1834,7 @@ u32 string_to_av_perm(struct policydb *p, u16 tclass, const char *name)
return 1U << (perdatum->value-1);
}
-static int range_read(struct policydb *p, void *fp)
+static int range_read(struct policydb *p, struct policy_file *fp)
{
struct range_trans *rt = NULL;
struct mls_range *r = NULL;
@@ -1911,7 +1911,7 @@ static int range_read(struct policydb *p, void *fp)
return rc;
}
-static int filename_trans_read_helper_compat(struct policydb *p, void *fp)
+static int filename_trans_read_helper_compat(struct policydb *p, struct policy_file *fp)
{
struct filename_trans_key key, *ft = NULL;
struct filename_trans_datum *last, *datum = NULL;
@@ -1995,7 +1995,7 @@ static int filename_trans_read_helper_compat(struct policydb *p, void *fp)
return rc;
}
-static int filename_trans_read_helper(struct policydb *p, void *fp)
+static int filename_trans_read_helper(struct policydb *p, struct policy_file *fp)
{
struct filename_trans_key *ft = NULL;
struct filename_trans_datum **dst, *datum, *first = NULL;
@@ -2084,7 +2084,7 @@ static int filename_trans_read_helper(struct policydb *p, void *fp)
return rc;
}
-static int filename_trans_read(struct policydb *p, void *fp)
+static int filename_trans_read(struct policydb *p, struct policy_file *fp)
{
u32 nel;
__le32 buf[1];
@@ -2125,7 +2125,7 @@ static int filename_trans_read(struct policydb *p, void *fp)
return 0;
}
-static int genfs_read(struct policydb *p, void *fp)
+static int genfs_read(struct policydb *p, struct policy_file *fp)
{
int i, j, rc;
u32 nel, nel2, len, len2;
@@ -2239,7 +2239,7 @@ static int genfs_read(struct policydb *p, void *fp)
}
static int ocontext_read(struct policydb *p, const struct policydb_compat_info *info,
- void *fp)
+ struct policy_file *fp)
{
int i, j, rc;
u32 nel, len;
@@ -2424,7 +2424,7 @@ static int ocontext_read(struct policydb *p, const struct policydb_compat_info *
* Read the configuration data from a policy database binary
* representation file into a policy database structure.
*/
-int policydb_read(struct policydb *p, void *fp)
+int policydb_read(struct policydb *p, struct policy_file *fp)
{
struct role_allow *ra, *lra;
struct role_trans_key *rtk = NULL;
@@ -2742,7 +2742,7 @@ int policydb_read(struct policydb *p, void *fp)
* Write a MLS level structure to a policydb binary
* representation file.
*/
-static int mls_write_level(struct mls_level *l, void *fp)
+static int mls_write_level(struct mls_level *l, struct policy_file *fp)
{
__le32 buf[1];
int rc;
@@ -2763,7 +2763,7 @@ static int mls_write_level(struct mls_level *l, void *fp)
* Write a MLS range structure to a policydb binary
* representation file.
*/
-static int mls_write_range_helper(struct mls_range *r, void *fp)
+static int mls_write_range_helper(struct mls_range *r, struct policy_file *fp)
{
__le32 buf[3];
size_t items;
@@ -2803,7 +2803,7 @@ static int sens_write(void *vkey, void *datum, void *ptr)
char *key = vkey;
struct level_datum *levdatum = datum;
struct policy_data *pd = ptr;
- void *fp = pd->fp;
+ struct policy_file *fp = pd->fp;
__le32 buf[2];
size_t len;
int rc;
@@ -2831,7 +2831,7 @@ static int cat_write(void *vkey, void *datum, void *ptr)
char *key = vkey;
struct cat_datum *catdatum = datum;
struct policy_data *pd = ptr;
- void *fp = pd->fp;
+ struct policy_file *fp = pd->fp;
__le32 buf[3];
size_t len;
int rc;
@@ -2856,7 +2856,7 @@ static int role_trans_write_one(void *key, void *datum, void *ptr)
struct role_trans_key *rtk = key;
struct role_trans_datum *rtd = datum;
struct policy_data *pd = ptr;
- void *fp = pd->fp;
+ struct policy_file *fp = pd->fp;
struct policydb *p = pd->p;
__le32 buf[3];
int rc;
@@ -2876,7 +2876,7 @@ static int role_trans_write_one(void *key, void *datum, void *ptr)
return 0;
}
-static int role_trans_write(struct policydb *p, void *fp)
+static int role_trans_write(struct policydb *p, struct policy_file *fp)
{
struct policy_data pd = { .p = p, .fp = fp };
__le32 buf[1];
@@ -2890,7 +2890,7 @@ static int role_trans_write(struct policydb *p, void *fp)
return hashtab_map(&p->role_tr, role_trans_write_one, &pd);
}
-static int role_allow_write(struct role_allow *r, void *fp)
+static int role_allow_write(struct role_allow *r, struct policy_file *fp)
{
struct role_allow *ra;
__le32 buf[2];
@@ -2919,7 +2919,7 @@ static int role_allow_write(struct role_allow *r, void *fp)
* to a policydb binary representation file.
*/
static int context_write(struct policydb *p, struct context *c,
- void *fp)
+ struct policy_file *fp)
{
int rc;
__le32 buf[3];
@@ -2972,7 +2972,7 @@ static int common_write(void *vkey, void *datum, void *ptr)
char *key = vkey;
struct common_datum *comdatum = datum;
struct policy_data *pd = ptr;
- void *fp = pd->fp;
+ struct policy_file *fp = pd->fp;
__le32 buf[4];
size_t len;
int rc;
@@ -2997,7 +2997,7 @@ static int common_write(void *vkey, void *datum, void *ptr)
return 0;
}
-static int type_set_write(struct type_set *t, void *fp)
+static int type_set_write(struct type_set *t, struct policy_file *fp)
{
int rc;
__le32 buf[1];
@@ -3016,7 +3016,7 @@ static int type_set_write(struct type_set *t, void *fp)
}
static int write_cons_helper(struct policydb *p, struct constraint_node *node,
- void *fp)
+ struct policy_file *fp)
{
struct constraint_node *c;
struct constraint_expr *e;
@@ -3067,7 +3067,7 @@ static int class_write(void *vkey, void *datum, void *ptr)
char *key = vkey;
struct class_datum *cladatum = datum;
struct policy_data *pd = ptr;
- void *fp = pd->fp;
+ struct policy_file *fp = pd->fp;
struct policydb *p = pd->p;
struct constraint_node *c;
__le32 buf[6];
@@ -3152,7 +3152,7 @@ static int role_write(void *vkey, void *datum, void *ptr)
char *key = vkey;
struct role_datum *role = datum;
struct policy_data *pd = ptr;
- void *fp = pd->fp;
+ struct policy_file *fp = pd->fp;
struct policydb *p = pd->p;
__le32 buf[3];
size_t items, len;
@@ -3192,7 +3192,7 @@ static int type_write(void *vkey, void *datum, void *ptr)
struct type_datum *typdatum = datum;
struct policy_data *pd = ptr;
struct policydb *p = pd->p;
- void *fp = pd->fp;
+ struct policy_file *fp = pd->fp;
__le32 buf[4];
int rc;
size_t items, len;
@@ -3233,7 +3233,7 @@ static int user_write(void *vkey, void *datum, void *ptr)
struct user_datum *usrdatum = datum;
struct policy_data *pd = ptr;
struct policydb *p = pd->p;
- void *fp = pd->fp;
+ struct policy_file *fp = pd->fp;
__le32 buf[3];
size_t items, len;
int rc;
@@ -3280,7 +3280,7 @@ static int (*const write_f[SYM_NUM]) (void *key, void *datum, void *datap) = {
};
static int ocontext_write(struct policydb *p, const struct policydb_compat_info *info,
- void *fp)
+ struct policy_file *fp)
{
unsigned int i, j, rc;
size_t nel, len;
@@ -3409,7 +3409,7 @@ static int ocontext_write(struct policydb *p, const struct policydb_compat_info
return 0;
}
-static int genfs_write(struct policydb *p, void *fp)
+static int genfs_write(struct policydb *p, struct policy_file *fp)
{
struct genfs *genfs;
struct ocontext *c;
@@ -3467,7 +3467,7 @@ static int range_write_helper(void *key, void *data, void *ptr)
struct range_trans *rt = key;
struct mls_range *r = data;
struct policy_data *pd = ptr;
- void *fp = pd->fp;
+ struct policy_file *fp = pd->fp;
struct policydb *p = pd->p;
int rc;
@@ -3489,7 +3489,7 @@ static int range_write_helper(void *key, void *data, void *ptr)
return 0;
}
-static int range_write(struct policydb *p, void *fp)
+static int range_write(struct policydb *p, struct policy_file *fp)
{
__le32 buf[1];
int rc;
@@ -3516,7 +3516,7 @@ static int filename_write_helper_compat(void *key, void *data, void *ptr)
struct filename_trans_key *ft = key;
struct filename_trans_datum *datum = data;
struct ebitmap_node *node;
- void *fp = ptr;
+ struct policy_file *fp = ptr;
__le32 buf[4];
int rc;
u32 bit, len = strlen(ft->name);
@@ -3552,7 +3552,7 @@ static int filename_write_helper(void *key, void *data, void *ptr)
{
struct filename_trans_key *ft = key;
struct filename_trans_datum *datum;
- void *fp = ptr;
+ struct policy_file *fp = ptr;
__le32 buf[3];
int rc;
u32 ndatum, len = strlen(ft->name);
@@ -3597,7 +3597,7 @@ static int filename_write_helper(void *key, void *data, void *ptr)
return 0;
}
-static int filename_trans_write(struct policydb *p, void *fp)
+static int filename_trans_write(struct policydb *p, struct policy_file *fp)
{
__le32 buf[1];
int rc;
@@ -3629,7 +3629,7 @@ static int filename_trans_write(struct policydb *p, void *fp)
* structure to a policy database binary representation
* file.
*/
-int policydb_write(struct policydb *p, void *fp)
+int policydb_write(struct policydb *p, struct policy_file *fp)
{
unsigned int i, num_syms;
int rc;
diff --git a/security/selinux/ss/policydb.h b/security/selinux/ss/policydb.h
index ffc4e7bad2054..862b6577e79d7 100644
--- a/security/selinux/ss/policydb.h
+++ b/security/selinux/ss/policydb.h
@@ -315,14 +315,19 @@ struct policydb {
u32 process_trans_perms;
} __randomize_layout;
+struct policy_file {
+ char *data;
+ size_t len;
+};
+
extern void policydb_destroy(struct policydb *p);
extern int policydb_load_isids(struct policydb *p, struct sidtab *s);
extern int policydb_context_isvalid(struct policydb *p, struct context *c);
extern int policydb_class_isvalid(struct policydb *p, unsigned int class);
extern int policydb_type_isvalid(struct policydb *p, unsigned int type);
extern int policydb_role_isvalid(struct policydb *p, unsigned int role);
-extern int policydb_read(struct policydb *p, void *fp);
-extern int policydb_write(struct policydb *p, void *fp);
+extern int policydb_read(struct policydb *p, struct policy_file *fp);
+extern int policydb_write(struct policydb *p, struct policy_file *fp);
extern struct filename_trans_datum *policydb_filenametr_search(
struct policydb *p, struct filename_trans_key *key);
@@ -345,14 +350,9 @@ extern struct role_trans_datum *policydb_roletr_search(
#define POLICYDB_MAGIC SELINUX_MAGIC
#define POLICYDB_STRING "SE Linux"
-struct policy_file {
- char *data;
- size_t len;
-};
-
struct policy_data {
struct policydb *p;
- void *fp;
+ struct policy_file *fp;
};
static inline int next_entry(void *buf, struct policy_file *fp, size_t bytes)
--
2.53.0
next prev parent reply other threads:[~2026-08-25 15:09 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-20 10:41 FAILED: patch "[PATCH] selinux: require a class's permission values to cover its" failed to apply to 6.1-stable tree gregkh
2026-08-25 15:09 ` Sasha Levin [this message]
2026-08-25 15:09 ` [PATCH 6.1.y 2/3] selinux: reject a permission value exceeding the class permission count Sasha Levin
2026-08-25 15:09 ` [PATCH 6.1.y 3/3] selinux: require a class's permission values to cover its " Sasha Levin
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