audit: remove needless switch in AUDIT_SET

If userspace specified that it was setting values via the mask we do not
need a second check to see if they also set the version field high
enough to understand those values.  (clearly if they set the mask they
knew those values).

Signed-off-by: Eric Paris <eparis@redhat.com>

diff --git a/kernel/audit.c b/kernel/audit.c
index b671723..ab2e3d8 100644 (file)
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -834,22 +834,15 @@ static int audit_receive_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
                        if (err < 0)
                                return err;
                }
-               switch (s.version) {
-               /* add future vers # cases immediately below and allow
-                * to fall through */
-               case 2:
-                       if (s.mask & AUDIT_STATUS_BACKLOG_WAIT_TIME) {
-                               if (sizeof(s) > (size_t)nlh->nlmsg_len)
-                                       return -EINVAL;
-                               if (s.backlog_wait_time < 0 ||
-                                   s.backlog_wait_time > 10*AUDIT_BACKLOG_WAIT_TIME)
-                                       return -EINVAL;
-                               err = audit_set_backlog_wait_time(s.backlog_wait_time);
-                               if (err < 0)
-                                       return err;
-                       }
-               default:
-                       break;
+               if (s.mask & AUDIT_STATUS_BACKLOG_WAIT_TIME) {
+                       if (sizeof(s) > (size_t)nlh->nlmsg_len)
+                               return -EINVAL;
+                       if (s.backlog_wait_time < 0 ||
+                           s.backlog_wait_time > 10*AUDIT_BACKLOG_WAIT_TIME)
+                               return -EINVAL;
+                       err = audit_set_backlog_wait_time(s.backlog_wait_time);
+                       if (err < 0)
+                               return err;
                }
                break;
        }