selinux: use kstrdup() in security_get_bools()

This is much simpler.

Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Acked-by: Stephen Smalley <sds@tycho.nsa.gov>
Signed-off-by: Paul Moore <pmoore@redhat.com>

diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c
index 994c824..aa2bdcb 100644 (file)
--- a/security/selinux/ss/services.c
+++ b/security/selinux/ss/services.c
@@ -2609,18 +2609,12 @@ int security_get_bools(int *len, char ***names, int **values)
                goto err;
 
        for (i = 0; i < *len; i++) {
-               size_t name_len;
-
                (*values)[i] = policydb.bool_val_to_struct[i]->state;
-               name_len = strlen(sym_name(&policydb, SYM_BOOLS, i)) + 1;
 
                rc = -ENOMEM;
-               (*names)[i] = kmalloc(sizeof(char) * name_len, GFP_ATOMIC);
+               (*names)[i] = kstrdup(sym_name(&policydb, SYM_BOOLS, i), GFP_ATOMIC);
                if (!(*names)[i])
                        goto err;
-
-               strncpy((*names)[i], sym_name(&policydb, SYM_BOOLS, i), name_len);
-               (*names)[i][name_len - 1] = 0;
        }
        rc = 0;
 out: