We're seeing increasing namespace conflicts between the global
class_destroy() function declared in linux/device.h, and the private
function in the SELinux core code.  This patch renames the SELinux
function to cls_destroy() to avoid this conflict.
Acked-by: Stephen Smalley <sds@tycho.nsa.gov>
Signed-off-by: James Morris <jmorris@namei.org>
        return 0;
 }
 
-static int class_destroy(void *key, void *datum, void *p)
+static int cls_destroy(void *key, void *datum, void *p)
 {
        struct class_datum *cladatum;
        struct constraint_node *constraint, *ctemp;
 static int (*destroy_f[SYM_NUM]) (void *key, void *datum, void *datap) =
 {
        common_destroy,
-       class_destroy,
+       cls_destroy,
        role_destroy,
        type_destroy,
        user_destroy,
 out:
        return rc;
 bad:
-       class_destroy(key, cladatum, NULL);
+       cls_destroy(key, cladatum, NULL);
        goto out;
 }