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selinux: declare read-only parameters const

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Declare ebitmap, mls_level and mls_context parameters const where they
are only read from.  This allows callers to supply pointers to const
as arguments and increases readability.

Signed-off-by: Christian Göttsche <cgzones@googlemail.com>
Signed-off-by: Paul Moore <paul@paul-moore.com>
This commit is contained in:
Christian Göttsche
2022-08-30 17:52:49 +02:00
committed by Paul Moore
parent c3fae2b2e6
commit 6354324d8a
4 changed files with 31 additions and 29 deletions
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21
security/selinux/ss/ebitmap.c
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@@ -28,9 +28,9 @@
static struct kmem_cache *ebitmap_node_cachep __ro_after_init;
int ebitmap_cmp(struct ebitmap *e1, struct ebitmap *e2)
int ebitmap_cmp(const struct ebitmap *e1, const struct ebitmap *e2)
{
struct ebitmap_node *n1, *n2;
const struct ebitmap_node *n1, *n2;
if (e1->highbit != e2->highbit)
return 0;
@@ -50,9 +50,10 @@ int ebitmap_cmp(struct ebitmap *e1, struct ebitmap *e2)
return 1;
}
int ebitmap_cpy(struct ebitmap *dst, struct ebitmap *src)
int ebitmap_cpy(struct ebitmap *dst, const struct ebitmap *src)
{
struct ebitmap_node *n, *new, *prev;
struct ebitmap_node *new, *prev;
const struct ebitmap_node *n;
ebitmap_init(dst);
n = src->node;
@@ -78,7 +79,7 @@ int ebitmap_cpy(struct ebitmap *dst, struct ebitmap *src)
return 0;
}
int ebitmap_and(struct ebitmap *dst, struct ebitmap *e1, struct ebitmap *e2)
int ebitmap_and(struct ebitmap *dst, const struct ebitmap *e1, const struct ebitmap *e2)
{
struct ebitmap_node *n;
int bit, rc;
@@ -217,9 +218,9 @@ netlbl_import_failure:
* if last_e2bit is non-zero, the highest set bit in e2 cannot exceed
* last_e2bit.
*/
int ebitmap_contains(struct ebitmap *e1, struct ebitmap *e2, u32 last_e2bit)
int ebitmap_contains(const struct ebitmap *e1, const struct ebitmap *e2, u32 last_e2bit)
{
struct ebitmap_node *n1, *n2;
const struct ebitmap_node *n1, *n2;
int i;
if (e1->highbit < e2->highbit)
@@ -258,9 +259,9 @@ int ebitmap_contains(struct ebitmap *e1, struct ebitmap *e2, u32 last_e2bit)
return 1;
}
int ebitmap_get_bit(struct ebitmap *e, unsigned long bit)
int ebitmap_get_bit(const struct ebitmap *e, unsigned long bit)
{
struct ebitmap_node *n;
const struct ebitmap_node *n;
if (e->highbit < bit)
return 0;
@@ -467,7 +468,7 @@ bad:
goto out;
}
int ebitmap_write(struct ebitmap *e, void *fp)
int ebitmap_write(const struct ebitmap *e, void *fp)
{
struct ebitmap_node *n;
u32 count;