selinux: convert type_val_to_struct to flex_array

[linux-flexiantxendom0-natty.git] / security / selinux / ss / services.c

diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c
index ab6dbce..afcbc19 100644 (file)
--- a/security/selinux/ss/services.c
+++ b/security/selinux/ss/services.c
@@ -530,12 +530,18 @@ static void type_attribute_bounds_av(struct context *scontext,
        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];
+       struct type_datum *source;
+       struct type_datum *target;
        u32 masked = 0;
 
+       source = flex_array_get_ptr(policydb.type_val_to_struct_array,
+                                   scontext->type - 1);
+       BUG_ON(!source);
+
+       target = flex_array_get_ptr(policydb.type_val_to_struct_array,
+                                   tcontext->type - 1);
+       BUG_ON(!target);
+
        if (source->bounds) {
                memset(&lo_avd, 0, sizeof(lo_avd));
 
@@ -828,7 +834,8 @@ int security_bounded_transition(u32 old_sid, u32 new_sid)
 
        index = new_context->type;
        while (true) {
-               type = policydb.type_val_to_struct[index - 1];
+               type = flex_array_get_ptr(policydb.type_val_to_struct_array,
+                                         index - 1);
                BUG_ON(!type);
 
                /* not bounded anymore */