Revert "CRED: Fix regression in cap_capable() as shown up by sys_faccessat() [ver #2]"

This reverts commit 14eaddc967b16017d4a1a24d2be6c28ecbe06ed8.

David has a better version to come.
diff --git a/security/security.c b/security/security.c
index 9bbc8e5..d85dbb3 100644
--- a/security/security.c
+++ b/security/security.c
@@ -154,31 +154,14 @@
 				    effective, inheritable, permitted);
 }
 
-int security_capable(int cap)
+int security_capable(struct task_struct *tsk, int cap)
 {
-	return security_ops->capable(cap, SECURITY_CAP_AUDIT);
+	return security_ops->capable(tsk, cap, SECURITY_CAP_AUDIT);
 }
 
-int security_task_capable(struct task_struct *tsk, int cap)
+int security_capable_noaudit(struct task_struct *tsk, int cap)
 {
-	const struct cred *cred;
-	int ret;
-
-	cred = get_task_cred(tsk);
-	ret = security_ops->task_capable(tsk, cred, cap, SECURITY_CAP_AUDIT);
-	put_cred(cred);
-	return ret;
-}
-
-int security_task_capable_noaudit(struct task_struct *tsk, int cap)
-{
-	const struct cred *cred;
-	int ret;
-
-	cred = get_task_cred(tsk);
-	ret = security_ops->task_capable(tsk, cred, cap, SECURITY_CAP_NOAUDIT);
-	put_cred(cred);
-	return ret;
+	return security_ops->capable(tsk, cap, SECURITY_CAP_NOAUDIT);
 }
 
 int security_acct(struct file *file)