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-rw-r--r--security/selinux/ss/services.c43
1 files changed, 4 insertions, 39 deletions
diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c
index 3b42b154d87..4a2bf212057 100644
--- a/security/selinux/ss/services.c
+++ b/security/selinux/ss/services.c
@@ -516,16 +516,14 @@ static void type_attribute_bounds_av(struct context *scontext,
u16 tclass,
struct av_decision *avd)
{
- struct context lo_scontext;
- struct context lo_tcontext;
- struct av_decision lo_avd;
struct type_datum *source
= policydb.type_val_to_struct[scontext->type - 1];
- struct type_datum *target
- = policydb.type_val_to_struct[tcontext->type - 1];
- u32 masked = 0;
if (source->bounds) {
+ struct context lo_scontext;
+ struct av_decision lo_avd;
+ u32 masked;
+
memset(&lo_avd, 0, sizeof(lo_avd));
memcpy(&lo_scontext, scontext, sizeof(lo_scontext));
@@ -538,40 +536,7 @@ static void type_attribute_bounds_av(struct context *scontext,
if ((lo_avd.allowed & avd->allowed) == avd->allowed)
return; /* no masked permission */
masked = ~lo_avd.allowed & avd->allowed;
- }
-
- if (target->bounds) {
- memset(&lo_avd, 0, sizeof(lo_avd));
-
- memcpy(&lo_tcontext, tcontext, sizeof(lo_tcontext));
- lo_tcontext.type = target->bounds;
-
- context_struct_compute_av(scontext,
- &lo_tcontext,
- tclass,
- &lo_avd);
- if ((lo_avd.allowed & avd->allowed) == avd->allowed)
- return; /* no masked permission */
- masked = ~lo_avd.allowed & avd->allowed;
- }
-
- if (source->bounds && target->bounds) {
- memset(&lo_avd, 0, sizeof(lo_avd));
- /*
- * lo_scontext and lo_tcontext are already
- * set up.
- */
-
- context_struct_compute_av(&lo_scontext,
- &lo_tcontext,
- tclass,
- &lo_avd);
- if ((lo_avd.allowed & avd->allowed) == avd->allowed)
- return; /* no masked permission */
- masked = ~lo_avd.allowed & avd->allowed;
- }
- if (masked) {
/* mask violated permissions */
avd->allowed &= ~masked;