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authorChristian Göttsche <cgzones@googlemail.com>2023-07-28 17:54:54 +0200
committerPaul Moore <paul@paul-moore.com>2023-08-04 04:19:57 +0200
commitfd5a90ff1e95671e5b22dfa88d7359729b6c42b7 (patch)
tree49519dd41681c5bdd0ff83bc10fa49410eb77b3c /security
parentselinux: use identical iterator type in hashtab_duplicate() (diff)
downloadlinux-fd5a90ff1e95671e5b22dfa88d7359729b6c42b7.tar.xz
linux-fd5a90ff1e95671e5b22dfa88d7359729b6c42b7.zip
selinux: avoid implicit conversions in mls code
Use u32 for ebitmap bits and sensitivity levels, char for the default range of a class. Signed-off-by: Christian Göttsche <cgzones@googlemail.com> [PM: description tweaks] Signed-off-by: Paul Moore <paul@paul-moore.com>
Diffstat (limited to 'security')
-rw-r--r--security/selinux/ss/mls.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/security/selinux/ss/mls.c b/security/selinux/ss/mls.c
index b2c6c846ea03..cd38f5913b63 100644
--- a/security/selinux/ss/mls.c
+++ b/security/selinux/ss/mls.c
@@ -45,7 +45,7 @@ int mls_compute_context_len(struct policydb *p, struct context *context)
len = 1; /* for the beginning ":" */
for (l = 0; l < 2; l++) {
- int index_sens = context->range.level[l].sens;
+ u32 index_sens = context->range.level[l].sens;
len += strlen(sym_name(p, SYM_LEVELS, index_sens - 1));
/* categories */
@@ -240,7 +240,8 @@ int mls_context_to_sid(struct policydb *pol,
char *sensitivity, *cur_cat, *next_cat, *rngptr;
struct level_datum *levdatum;
struct cat_datum *catdatum, *rngdatum;
- int l, rc, i;
+ u32 i;
+ int l, rc;
char *rangep[2];
if (!pol->mls_enabled) {
@@ -451,7 +452,8 @@ int mls_convert_context(struct policydb *oldp,
struct level_datum *levdatum;
struct cat_datum *catdatum;
struct ebitmap_node *node;
- int l, i;
+ u32 i;
+ int l;
if (!oldp->mls_enabled || !newp->mls_enabled)
return 0;
@@ -495,7 +497,7 @@ int mls_compute_sid(struct policydb *p,
struct range_trans rtr;
struct mls_range *r;
struct class_datum *cladatum;
- int default_range = 0;
+ char default_range = 0;
if (!p->mls_enabled)
return 0;