* Or, if exec fails before, free_bprm() should release ->cred and
* and unlock.
*/
-int prepare_bprm_creds(struct linux_binprm *bprm)
+static int prepare_bprm_creds(struct linux_binprm *bprm)
{
if (mutex_lock_interruptible(¤t->signal->cred_guard_mutex))
return -ERESTARTNOINTR;